Navigation
Topics | Register • News • History • How to • Sequences statistics • Template prototypes |
Fermat number 2223+1
Current data
|
Remarks : |
Proven composite in 2000 by Ernst W. Mayer, Jason S. Papadopoulos, Richard Crandall |
Factors
- Proth 5•225+1 (GF Divisor), found 1878 by Ivan Mikheevich Pervushin
- Composite C<2525215>
Factorization
167772161 * C<2525215>