7 955 489 Exponent Status

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

PrimeNet Exponent Status

M_n

Status

Details

Composite, with 3 known prime factors. Cofactor is composite.

Factored

Factor	Digits	Bits	Date
254575649	9	27.9	old
1551449806717009	16	50.5	2014-05-28 11:39:29
79806089884851384521	20	66.1	2019-10-16 17:00:53

Status	Date	User	Residue	Number of known factors	Shift	Type	Base
Verified (Factored)	2018-06-16	Daniil Tsarkov	EBAE4E808503EB38	2	4231112	5	3
Verified	2019-10-17	mnd9	EBAE4E808503EB38	3	6215200	5	3

History

Date	User	Type	Result
2024-02-23	Stef42	NF-PM1	B1=2500000, B2=4892790630
2019-10-17	mnd9	C-PRP	M7955489/254575649/1551449806717009/79806089884851384521 : EBAE4E808503EB38 PRP: Verified PRP without proof (not generated)
2019-10-16	TJAOI	F	Factor: 79806089884851384521 / TF: 66-67
2018-06-16	Daniil Tsarkov	C-PRP	M7955489/254575649/1551449806717009 : EBAE4E808503EB38 PRP: Verified PRP without proof (not generated)
2014-05-28	TJAOI	F	Factor: 1551449806717009