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Difference between revisions of "Generalized Fermat number 2 1 13"
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| Line 9: | Line 9: | ||
20323554055421,17 | 20323554055421,17 | ||
6872386635861,19 | 6872386635861,19 | ||
| − | + | 609485665932753836099,19 | |
C2391,1100000000212651991 | C2391,1100000000212651991 | ||
|GFNState=CF | |GFNState=CF | ||
|GFNRemarks=1995 proven composite by Richard P. Brent | |GFNRemarks=1995 proven composite by Richard P. Brent | ||
}} | }} | ||
Latest revision as of 07:46, 8 September 2021
Current data
|
Remarks : |
1995 proven composite by Richard P. Brent |
Factors
- Proth 41365885•216+1 (GF Divisor), found 1974 by John C. Hallyburton, John Brillhart
- Proth 20323554055421•217+1 (GF Divisor), found 1991-01-05 by Richard Crandall
- Proth 6872386635861•219+1 (GF Divisor), found 1991-05-09 by Richard Crandall
- Proth 609485665932753836099•219+1 (GF Divisor), found 1995-06-16 by Richard P. Brent
- Composite C<2391>
Factorization
2710954639361<13> * 2663848877152141313<19> * 3603109844542291969<19> * 319546020820551643220672513<27> * C<2391>
