Currently there may be errors shown on top of a page, because of a missing Wiki update (PHP version and extension DPL3).

Navigation

Topics

Help • Register • News • History • How to • Sequences statistics • Template prototypes

Fermat number 2^2¹⁶+1

From Prime-Wiki

Jump to: navigation, search

Current data

`a` `b` `n` :	2 1 16
FactorDB :	ID: 1000000000002000016 / Formula: 2^2¹⁶+1
Digits :	19729
State :	CF

Remarks :

1996 proven composite by Richard P. Brent

Factors

Proth 1575•2¹⁹+1 (GF Divisor), found 1953-08-14 by John L. Selfridge
Proth 180227048850079840107•2²⁰+1 (GF Divisor), found 1996-12 by Richard E. Crandall, Karl Dilcher
Composite C_<19694>

Factorization

825753601 * 188981757975021318420037633_<27> * C_<19694>

Retrieved from "https://www.rieselprime.de/z/index.php?title=Generalized_Fermat_number_2_1_16&oldid=24126"

Generalized Fermat number 2 1 Nums