7 828 319 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
5824269337	10	32.4	old
86845116430129	14	46.3	2008-09-30 23:49:18

Status	Date	User	Residue	Number of known factors	Shift	Type	Base
Verified	2018-05-21	_p95holder_	FEA80E7D07F39C70	2	1006223	5	3
Verified	2019-10-17	kkmrkkblmbrbk	FEA80E7D07F39C70	2	407200	5	3

History

Date	User	Type	Result
2024-02-06	Stef42	NF-PM1	B1=859000, B2=1382772300
2019-10-17	kkmrkkblmbrbk	C-PRP	M7828319/5824269337/86845116430129 : FEA80E7D07F39C70 PRP: Verified PRP without proof (not generated)
2018-05-21	_p95holder_	C-PRP	M7828319/5824269337/86845116430129 : FEA80E7D07F39C70 PRP: Verified PRP without proof (not generated)
2008-09-30	markr	F	Factor: 86845116430129