7 976 123 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
2249266687	10	31.1	old
260144697330137	15	47.9	2014-03-21 11:36:00

Status	Date	User	Residue	Number of known factors	Shift	Type	Base
Verified	2018-07-26	_p95holder_	DDBCF0EF3646F68B	2	6848430	5	3
Verified	2019-12-18	arnaud	DDBCF0EF3646F68B	2	1822898	5	3

History

Date	User	Type	Result
2024-02-13	Stef42	NF-PM1	B1=859000, B2=1420146000
2019-12-18	arnaud	C-PRP	M7976123/2249266687/260144697330137 : DDBCF0EF3646F68B PRP: Verified PRP without proof (not generated)
2018-07-26	_p95holder_	C-PRP	M7976123/2249266687/260144697330137 : DDBCF0EF3646F68B PRP: Verified PRP without proof (not generated)
2014-03-21	TJAOI	F	Factor: 260144697330137