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Fermat number 2^2⁵⁵⁶+1

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Current data

`a` `b` `n` :	2 1 556
Number :	2^2⁵⁵⁶+1
State :	UF

Factors

Proth 127•2⁵⁵⁸+1 (GF Divisor), found 1976 by G. Matthew, Hugh C. Williams

Factorization

P_<171>

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Generalized Fermat number 2 1 Nums