64 117 987 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
76686453540389242066799	23	76.0	2013-11-05 20:27:50

P-1 factors

Date	Factor	B1	B2
2013-11-05	76686453540389242066799	575000	0

History

Date	User	Type	Result
2022-03-30	LordJulius	NF	no factor from 2^60 to 2^63
2013-11-05	Architects Cubed	F-PM1	Factor: 76686453540389242066799
2013-09-17	RichD0	NF	no factor from 2^72 to 2^74
2013-08-28	Phantomas	NF	no factor from 2^71 to 2^72
2013-04-21	lycorn	NF	no factor from 2^70 to 2^71
2012-01-20	america64	NF	no factor from 2^69 to 2^70
2009-09-21	Mike R	NF	no factor from 2^68 to 2^69
2009-03-21	Genesis_1_1	NF	no factor from 2^67 to 2^68
2009-03-20	-Anonymous-	NF	no factor from 2^66 to 2^67
2009-03-15	-Anonymous-	NF	no factor from 2^65 to 2^66
2009-03-09	ComputerraRU	NF	no factor from 2^64 to 2^65
2009-03-08	bam	NF	no factor from 2^63 to 2^64