7 869 919 Exponent Status

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

PrimeNet Exponent Status

M_n

Status

Details

Composite, with 1 known prime factor. Cofactor is composite.

Factored

Factor	Digits	Bits	Date
641237600252032649	18	59.2	old

Status	Date	User	Residue	Number of known factors	Shift	Type	Base
Verified	2018-05-31	_p95holder_	F2691EF47C11D609	1	6875950	5	3
Verified	2019-10-29	ATH	F2691EF47C11D609	1	5809964	5	3

History

Date	User	Type	Result
2024-01-31	Stef42	NF-PM1	B1=950000, B2=1968826860
2019-10-29	ATH	C-PRP	M7869919/641237600252032649 : F2691EF47C11D609 PRP: Verified PRP without proof (not generated)
2018-05-31	_p95holder_	C-PRP	M7869919/641237600252032649 : F2691EF47C11D609 PRP: Verified PRP without proof (not generated)

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