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All About The Numbers: Twelve

Facts About The Number Twelve
  • This is how much there is:

  • This is how it is represented in octal:
    14
    The one on the left is how many eights there are and the zero on the right is how many ones there are. To get the decimal representation, just multiply the digit in the eights place by eight, and add that to the number of ones in the ones place:
    1*8+4=12
    Remember, there are no 8's or 9's as digits in an octal, or base-8 system.
    Base eight is like base ten ... if you're missing two fingers --- Tom Lehrer from his novelty tune New Math

  • How to Add with The Number 12
    n + 12 = ?

    Let's add 12 to a number and see what we get!

    0 + 12 = 12 0 +      
         
    =      
         
    1 + 12 = 13 +      
         
    =       
         
    2 + 12 = 14 +      
         
    =       
          
    3 + 12 = 15 +      
         
    =        
          
    4 + 12 = 16 +      
         
    =        
           
    5 + 12 = 17 +      
         
    =         
           
    6 + 12 = 18 +      
         
    =         
            
    7 + 12 = 19 +      
         
    =          
            
    8 + 12 = 20 +      
         
    =          
             
    9 + 12 = 21 +      
         
    =           
             
    10 + 12 = 22 +      
         
    =           
              

  • How to Add with The Number 14 in Octal
    n + 14 = ?

    Let's add 14 in Octal to a number and see what we get!

    0 + 14 = 14
    1 + 14 = 15
    2 + 14 = 16
    3 + 14 = 17
    4 + 14 = 20
    5 + 14 = 21
    6 + 14 = 22
    7 + 14 = 23
    10 + 14 = 24
    11 + 14 = 25
    12 + 14 = 26

  • How to Subtract with The Number 12
    n - 12 = ?

    Let's subtract 12 from a number and see what we get!

    12 - 12 = 0      
         
    -      
         
    = 0
    13 - 12 = 1       
         
    -      
         
    =
    14 - 12 = 2       
          
    -      
         
    =
    15 - 12 = 3        
          
    -      
         
    =
    16 - 12 = 4        
           
    -      
         
    =
    17 - 12 = 5         
           
    -      
         
    =
    18 - 12 = 6         
            
    -      
         
    =
    19 - 12 = 7          
            
    -      
         
    =
    20 - 12 = 8          
             
    -      
         
    =
    21 - 12 = 9           
             
    -      
         
    =
    22 - 12 = 10           
              
    -      
         
    =

  • How to Multiply with The Number 12
    n * 12 = ?

    Let's multiply 12 to a number and see what we get!

    0 * 12 = 0
    1 * 12 = 12
    2 * 12 = 24
    3 * 12 = 36
    4 * 12 = 48
    5 * 12 = 60
    6 * 12 = 72
    7 * 12 = 84
    8 * 12 = 96
    9 * 12 = 108
    10 * 12 = 120
    11 * 12 = 132
    12 * 12 = 144

    x12=
    x1=12
    x2=24
    x3=36
    x4=48
    x5=60
    x6=72
    x7=84
    x8=96
    x9=108
    x10=120

  • How to Divide with The Number 12
    n / 12 = ?

    Let's divide 12 from a number and see what we get!

    120 / 12 = 10
    108 / 12 = 9
    96 / 12 = 8
    84 / 12 = 7
    72 / 12 = 6
    60 / 12 = 5
    48 / 12 = 4
    36 / 12 = 3
    24 / 12 = 2
    12 / 12 = 1
    0 / 12 = 0

  • How to Exponent with The Number 12 as a power
    n ^ 12 = ?

    Let's raise a number to the power of 12 and see what we get!

    0 ^ 12 = 0; 0 raised to any nozero positive number is 0; it's the same as 0 x 0 x 0 x 0 x 0 x 0 x 0 x 0 x 0 x 0 x 0 x 0.
    1 ^ 12 = 1; 1 raised to any power is 1; it's the same as 1 x 1 x 1 x 1 x 1 x 1 x 1 x 1 x 1 x 1 x 1 x 1.
    2 ^ 12 = 4,096; it's the same as 2 x 2 x 2 x 2 x 2 x 2 x 2 x 2 x 2 x 2 x 2 x 2.
    3 ^ 12 = 531,441; it's the same as 3 x 3 x 3 x 3 x 3 x 3 x 3 x 3 x 3 x 3 x 3 x 3.
    4 ^ 12 = 16,777,216; it's the same as 4 x 4 x 4 x 4 x 4 x 4 x 4 x 4 x 4 x 4 x 4 x 4.
    5 ^ 12 = 244,140,625; it's the same as 5 x 5 x 5 x 5 x 5 x 5 x 5 x 5 x 5 x 5 x 5 x 5.
    6 ^ 12 = 2,176,782,336; it's the same as 6 x 6 x 6 x 6 x 6 x 6 x 6 x 6 x 6 x 6 x 6 x 6.
    7 ^ 12 = 13,841,287,201; it's the same as 7 x 7 x 7 x 7 x 7 x 7 x 7 x 7 x 7 x 7 x 7 x 7.
    8 ^ 12 = 68,719,476,736; it's the same as 8 x 8 x 8 x 8 x 8 x 8 x 8 x 8 x 8 x 8 x 8 x 8.
    9 ^ 12 = 282,429,536,481; it's the same as 9 x 9 x 9 x 9 x 9 x 9 x 9 x 9 x 9 x 9 x 9 x 9.
    10 ^ 12 = 1,000,000,000,000; it's the same as 10 x 10 x 10 x 10 x 10 x 10 x 10 x 10 x 10 x 10 x 10 x 10.

  • How to Exponent with The Number 12 as a base
    12 ^ n = ?

    Let's raise 12 to a power and see what we get!

    12 ^ 0 = 1; a nonzero number raised to zero is 1.
    12 ^ 1 = 12; it's the same as 12.
    12 ^ 2 = 144; it's the same as 12 x 12.
    12 ^ 3 = 1,728; it's the same as 12 x 12 x 12.
    12 ^ 4 = 20,736; it's the same as 12 x 12 x 12 x 12.
    12 ^ 5 = 248,832; it's the same as 12 x 12 x 12 x 12 x 12.
    12 ^ 6 = 2,985,984; it's the same as 12 x 12 x 12 x 12 x 12 x 12.
    12 ^ 7 = 35,831,808; it's the same as 12 x 12 x 12 x 12 x 12 x 12 x 12.
    12 ^ 8 = 429,981,696; it's the same as 12 x 12 x 12 x 12 x 12 x 12 x 12 x 12.
    12 ^ 9 = 5,159,780,352; it's the same as 12 x 12 x 12 x 12 x 12 x 12 x 12 x 12 x 12.
    12 ^ 10 = 61,917,364,224; it's the same as 12 x 12 x 12 x 12 x 12 x 12 x 12 x 12 x 12 x 12.

  • This is how the number 12 it is represented in binary:
    1100
    The rightmost digit is how many ones there are, the one just to the left is how many twos there are, the one just to the left of that is how many fours there are, or 2^2's there are, and the one on the far left is how many eights there are, or 2^3's there are.
    You multiply each of the digits by the place they're slotted like this:
    1*2^3+1*2^2+0*2+0=12

  • How to Add with The Number 1100 in Binary
    n + 1100 = ?

    Let's add 1100 in Binary to a number and see what we get!

    0 + 1100 = 1100
    1 + 1100 = 1101
    10 + 1100 = 1110
    11 + 1100 = 1111
    100 + 1100 = 10000
    101 + 1100 = 10001
    110 + 1100 = 10010
    111 + 1100 = 10011
    1000 + 1100 = 10100
    1001 + 1100 = 10101
    1010 + 1100 = 10110
    1011 + 1100 = 10111
    1100 + 1100 = 11000

    Remember, just like in a computer, there are only zeros and ones, nothing else.

  • This is how it is represented in hex:
    0C
    In hex, the letter "A" represents a "10" in decimal, "B" for "11", "C" for "12", "D" for "13", "E" for "14", and "F" for "15". To translate from hex to decimal, translate each digit to decimal, and pretend that there really is a two-digit number in a hex digit slot. The rightmost digit is how many ones there are, the one just to the left is how many 16s there are. You multiply each of the digits by the place they're slotted like this:
    0*16+12=12

  • How to get the number 12 by adding two digits:

    11+1

    +  


    10+2

    +


    9+3

    +


    8+4

    +


    7+5

    +


    6+6

    +


    NOTE: You can also reverse the digits 11+1 to get 1+11 and it will still be 12; same with 10+2, 9+3, 8+4, 7+5, and 6+6; try it yourself and see.

  • How to get the number 12 by subtracting two digits:
    13-1

    -  


    14-2

    -  


    16-4

    -  


    Do you see a pattern developing? If you increase the first part of 13-1 (13) by one and you also do the same with the second part (1), you still get 12. Even if you have gotten up to 2,355,665,492-2,355,665,480 it will still get 12. Go ahead and try it with even higher numbers.

  • How to get the number 12 by multiplying two digits:
    6*2

    x


    Two rows of 6 added together produce 12, because 6*2 is 6 added to itself 2 times like this:
    6+6

    +

    Likewise, 2*6 is also 12 because you are adding six 2's together like this: 2+2+2+2+2+2, or like this:

    + + + + +


    4*3

    x


    Three rows of 4 added together produce 12, because 4*3 is 4 added to itself 3 times like this:
    4+4+4

    + +

    Likewise, 3*4 is also 12 because you are adding four 3's together like this: 3+3+3+3, or like this:

    + + +

  • How to get the number 12 by dividing two digits:
    24/2

    You originally have 24 balls, and you split it into 2 piles, you get 12 in each pile.


    and

    Now, that is the same as dividing 12 into one pile, as in 12/1=12, but 24/2=12, so is 48/4=12, even 98,304/8,192=12. How could this be? Simple. The dividend on the left and the divisor in the middle are multiplied by the same factor from the original 12/1 fraction so that the ratio is always 12:1, or simply 12.

  • How to get the number 12 by powering two digits:

    Since the number 12 is a not a square, cube, or anything like it, there is no whole number when raised to a power will result in 12.

  • How to get the number 12 by rooting two digits:
    144 SQR 2













    You can see that if you take 144 of something and arrange it so that its contents are a perfect square, you will get exactly 12 rows of 12 colums of balls.

    You can also imagine that you can get 12 if you take the cube root of 1,728. Since this computer cannot display balls in 3-D, you'll have to get that many blocks, and build a base 12 by 12 and stack the blocks 12 high. You'll use exactly 1,728 blocks to build that perfect cube.

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