8 074 999 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
12015598513	11	33.5	old
64680741991	11	35.9	2008-09-08 04:23:47

Status	Date	User	Residue	Number of known factors	Shift	Type	Base
Verified	2018-07-31	_p95holder_	6D44E7DDA8A072CC	2	639600	5	3
Verified	2020-01-21	Steve Potocny	6D44E7DDA8A072CC	2	7523238	5	3

History

Date	User	Type	Result
2024-02-26	Stef42	NF-PM1	B1=954000, B2=2044750890
2020-01-21	Steve Potocny	C-PRP	M8074999/12015598513/64680741991 : 6D44E7DDA8A072CC PRP: Verified PRP without proof (not generated)
2018-07-31	_p95holder_	C-PRP	M8074999/12015598513/64680741991 : 6D44E7DDA8A072CC PRP: Verified PRP without proof (not generated)
2008-09-08	Will Edgington	F	Factor: 64680741991