8 966 299 Exponent Status

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

PrimeNet Exponent Status

M_n

Status

Details

Factored

Factor	Digits	Bits	Date
590688382047501549275857	24	79.0	2012-07-26 13:08:36

Status	Date	User	Residue	Shift
Bad	2000-03-15	Stephen Wood	F6EFCA76EC6DC7F9	7189840
Verified (Factored)	2003-02-16	Marc Getty / Phil Fizur	37ADC7ECB6495E05	6672374
Verified (Factored)	2003-05-04	Northwestern College	37ADC7ECB6495E05	7866964

Status	Date	User	Residue	Number of known factors	Shift	Type	Base
Verified	2019-05-03	trebor	49388D0B8A73EA73	1	4639997	5	3
Verified	2020-09-30	kutens	49388D0B8A73EA73	1	878994	5	3

P-1 factors

Date	Factor	B1	B2
2012-07-26	590688382047501549275857	170000	3612500

History

Date	User	Type	Result
2020-09-30	Phantomas	CERT	PRP Certification Proof certified good
2020-09-30	kutens	C-PRP	M8966299/590688382047501549275857 : 49388D0B8A73EA73 PRP proof power = 8 PRP: Verified Proof certified good
2019-05-03	trebor	C-PRP	M8966299/590688382047501549275857 : 49388D0B8A73EA73 PRP: Verified PRP without proof (not generated)
2012-07-26	James Heinrich	F-PM1	Factor: 590688382047501549275857