7 858 927 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
188614249	9	27.5	old
70319855524937	14	46.0	2008-09-08 03:40:51

Status	Date	User	Residue	Number of known factors	Shift	Type	Base
Verified	2018-05-28	_p95holder_	0753B916231E61BF	2	1326714	5	3
Verified	2019-10-30	meracayn	0753B916231E61BF	2	4347166	5	3

History

Date	User	Type	Result
2024-01-31	Stef42	NF-PM1	B1=950000, B2=1968826860
2019-10-30	meracayn	C-PRP	M7858927/188614249/70319855524937 : 0753B916231E61BF PRP: Verified PRP without proof (not generated)
2018-05-28	_p95holder_	C-PRP	M7858927/188614249/70319855524937 : 0753B916231E61BF PRP: Verified PRP without proof (not generated)
2008-09-08	Will Edgington	F	Factor: 70319855524937