6 926 177 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
1100763458257	13	40.0	old
6440402649929	13	42.6	2008-09-30 21:53:49

Status	Date	User	Residue	Number of known factors	Shift	Type	Base
Verified	2018-01-20	trebor	D8459458CD093DE4	2	4556969	5	3
Verified	2019-01-26	ATH	D8459458CD093DE4	2	5196191	5	3

History

Date	User	Type	Result
2023-12-27	Stef42	NF-PM1	B1=577000, B2=1280664000
2019-01-26	ATH	C-PRP	M6926177/1100763458257/6440402649929 : D8459458CD093DE4 PRP: Verified PRP without proof (not generated)
2018-01-20	trebor	C-PRP	M6926177/1100763458257/6440402649929 : D8459458CD093DE4 PRP: Verified PRP without proof (not generated)
2008-09-30	markr	F	Factor: 6440402649929

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