7 953 931 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
7142630039	10	32.7	old
128360538479	12	36.9	2008-09-08 03:42:50
1073990185399164508003655039	28	89.8	2024-02-13 04:29:19

Status	Date	User	Residue	Number of known factors	Shift	Type	Base
Verified (Factored)	2018-06-20	_p95holder_	C3AD5BB0FF10FCA7	2	4100353	5	3
Verified (Factored)	2019-12-10	nokno	C3AD5BB0FF10FCA7	2	2588489	5	3
Verified	2024-02-19	Perig	C3AD5BB0FF10FCA7	3	5633031	5	3

P-1 factors

Date	Factor	B1	B2
2024-02-13	1073990185399164508003655039	867000	1420146000

History

Date	User	Type	Result
2024-02-19	khyu	CERT	PRP Certification Proof certified good
2024-02-19	Perig	C-PRP	M7953931/7142630039/128360538479/1073990185399164508003655039 : C3AD5BB0FF10FCA7 PRP proof power = 8 PRP: Verified Proof certified good
2024-02-13	Stef42	F-PM1	Factor: 1073990185399164508003655039 / (P-1, B1=867000, B2=1420146000)
2019-12-10	nokno	C-PRP	M7953931/7142630039/128360538479 : C3AD5BB0FF10FCA7 PRP: Verified (Factored) PRP without proof (not generated)
2018-06-20	_p95holder_	C-PRP	M7953931/7142630039/128360538479 : C3AD5BB0FF10FCA7 PRP: Verified (Factored) PRP without proof (not generated)
2008-09-08	Will Edgington	F	Factor: 128360538479