83 813 773 Exponent Status

Great Internet Mersenne Prime Search
GIMPS
Finding World Record Primes Since 1996

PrimeNet Exponent Status

M_n

Status

Details

Composite: 1 known prime factor

Factored

Factor	Digits	Bits	Date
4903419972031518596714353	25	82.0	2017-10-02 21:38:43

P-1 factors

Date	Factor	B1	B2
2017-10-02	4903419972031518596714353	670000	0

History

Date	User	Type	Result
2017-10-02	Sergey Nosov	F-PM1	Factor: 4903419972031518596714353 / (P-1, B1=670000)
2017-03-11	1997rj7	NF	no factor from 2^75 to 2^76
2017-01-30	endless_mike	NF	no factor from 2^74 to 2^75
2017-01-30	endless_mike	NF	no factor from 2^73 to 2^74
2017-01-26	garo	NF	no factor from 2^72 to 2^73
2017-01-26	garo	NF	no factor from 2^71 to 2^72
2013-11-11	Eratosthenes	NF	no factor from 2^70 to 2^71
2013-10-13	SMoffat	NF	no factor from 2^69 to 2^70
2013-06-13	PascalBieri	NF	no factor from 2^68 to 2^69
2013-02-22	-Anonymous-	NF	no factor from 2^67 to 2^68
2013-02-20	MarekB	NF	no factor from 2^66 to 2^67
2012-08-13	Carsten Kossendey	NF	no factor from 2^65 to 2^66
2010-12-21	Architects Cubed	NF	no factor from 2^64 to 2^65