6 881 081 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
640270824889	12	39.2	old
42551640812682311423	20	65.2	2018-07-25 09:34:10

Status	Date	User	Residue	Number of known factors	Shift	Type	Base
Verified (Factored)	2018-01-14	ATH	0585496853BB4865	1	2211517	5	3
Verified	2018-07-30	_p95holder_	0585496853BB4865	2	4200133	5	3

History

Date	User	Type	Result
2023-12-30	Stef42	NF-PM1	B1=1000000, B2=2119281450
2018-07-30	_p95holder_	C-PRP	M6881081/640270824889/42551640812682311423 : 0585496853BB4865 PRP: Verified PRP without proof (not generated)
2018-07-25	TJAOI	F	Factor: 42551640812682311423 / TF: 65-66
2018-01-14	ATH	C-PRP	M6881081/640270824889 : 0585496853BB4865 PRP: Verified PRP without proof (not generated)