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Yorks is short for Yorkshire in England.

8128 is a perfect number, that is, it is the sum of all its factors.

It’s factors are: 1, 2, 4, 8, 16, 32, 64, 127, 254, 508, 1016, 2032, and 4064

Add all these together and you get 8128

Perfect!

A smaller perfect number is 6.

Factors: 1, 2, 3

1 + 2 + 3 = 6