7 882 051 Exponent Status

Great Internet Mersenne Prime Search
GIMPS
Finding World Record Primes Since 1996

PrimeNet Exponent Status

M_n

Status

Details

Composite, with 2 known prime factors. Cofactor is composite.

Factored

Factor	Digits	Bits	Date
21517999231	11	34.3	old
29636511761	11	34.8	2008-09-08 03:41:17

Status	Date	User	Residue	Number of known factors	Shift	Type	Base
Verified	2018-05-31	_p95holder_	294A46FC107BB66A	2	4890001	5	3
Verified	2019-11-05	arnaud	294A46FC107BB66A	2	120621	5	3

History

Date	User	Type	Result
2024-02-02	Stef42	NF-PM1	B1=950000, B2=1968826860
2019-11-05	arnaud	C-PRP	M7882051/21517999231/29636511761 : 294A46FC107BB66A PRP: Verified PRP without proof (not generated)
2018-05-31	_p95holder_	C-PRP	M7882051/21517999231/29636511761 : 294A46FC107BB66A PRP: Verified PRP without proof (not generated)
2008-09-08	Will Edgington	F	Factor: 29636511761