If 2n-1 is a prime number, then 2(n-1)(2n-1) is a perfect number
28, 1, 2, 14, 4, 7
496, 1, 2, 248, 4, 124, 8, 62, 16, 31
8128, 1, 2, 4064, 4, 2032, 8, 1016, 16, 508, 32, 254, 64, 127
33550336, 1, 2, 16775168, 4, 8387584, 8, 4193792, 16, 2096896, 32, 1048448, 64, 524224, 128, 262112, 256, 131056, 512, 65528, 1024, 32764, 2048, 16382, 4096, 8191
8,589,869,056
And the Next number has 37 digits!
The second perfect number is summed up like this:
28 = 13 + 33
And the third...
496 = 13 + 33 + 53 + 73
The fourth...
8128 = 13 + 33 + 53 + 73 + 93 + 113 + 133 + 153
would the next perfect number be equal to this...
???? = 13 + 33 + 53 + 73 + 93 + 113 + 133 + 153 + 173 + 193 + 213 + 233 + 253 + 273 + 293 + 313
And then this number?
???? = 13 + 33 + 53 + 73 + 93 + 113 + 133 + 153 + 173 + 193 + 213 + 233 + 253 + 273 + 293 + 313 + 333 + 353 + 373 + 393 + 413 + 433 + 453 + 473 + 493 + 513 + 533 + 553 + 573 + 593 + 613 + 633
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