7 935 847 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
2222037161	10	31.0	old
61613523902569567	17	55.8	2015-02-13 12:35:38

Status	Date	User	Residue	Number of known factors	Shift	Type	Base
Verified	2018-06-19	_p95holder_	420B2957480B9752	2	3666602	5	3
Verified	2019-11-25	Igvan28	420B2957480B9752	2	5652027	5	3

History

Date	User	Type	Result
2024-02-05	Stef42	NF-PM1	B1=950000, B2=1968826860
2019-11-25	Igvan28	C-PRP	M7935847/2222037161/61613523902569567 : 420B2957480B9752 PRP: Verified PRP without proof (not generated)
2018-06-19	_p95holder_	C-PRP	M7935847/2222037161/61613523902569567 : 420B2957480B9752 PRP: Verified PRP without proof (not generated)
2015-02-13	TJAOI	F	Factor: 61613523902569567 / TF: 55-56