7 976 467 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
22286248799	11	34.4	old
1246850004378841007	19	60.1	2016-01-13 11:18:07

Status	Date	User	Residue	Number of known factors	Shift	Type	Base
Verified	2018-07-26	_p95holder_	8E19C89E11F2E36D	2	7358699	5	3
Verified	2019-12-17	marssystems	8E19C89E11F2E36D	2	7837326	5	3

History

Date	User	Type	Result
2024-02-13	Stef42	NF-PM1	B1=859000, B2=1420146000
2019-12-17	marssystems	C-PRP	M7976467/22286248799/1246850004378841007 : 8E19C89E11F2E36D PRP: Verified PRP without proof (not generated)
2018-07-26	_p95holder_	C-PRP	M7976467/22286248799/1246850004378841007 : 8E19C89E11F2E36D PRP: Verified PRP without proof (not generated)
2016-01-13	TJAOI	F	Factor: 1246850004378841007 / TF: 60-61