12 908 767 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
7872915391045109113	19	62.8	old
152301772015506623969761673976640166881	39	126.8	2022-05-20 12:19:56

Status	Date	User	Residue	Number of known factors	Shift	Type	Base
Verified	2022-05-26	-Anonymous-	A87070DD2DF99701	2	3657016	5	3

P-1 factors

Date	Factor	B1	B2
2022-05-20	152301772015506623969761673976640166881	400000	321348300

History

Date	User	Type	Result
2022-05-26	Team_Inspector	CERT	PRP Certification Proof certified good
2022-05-26	-Anonymous-	C-PRP	M12908767/7872915391045109113/152301772015506623969761673976640166881 : A87070DD2DF99701 PRP proof power = 8 PRP: Verified Proof certified good
2022-05-20	nordi	F-PM1	Factor: 152301772015506623969761673976640166881 / (P-1, B1=400000, B2=321348300)
2022-05-16	nordi	NF-PM1	B1=400000