77 191 483 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
244861869013266545654444736965922223	36	117.6	2018-03-12 01:52:39

Status	Date	User	Residue	Shift
Verified (Factored)	2016-10-09	curtisc	3AB8F9EE9256B49F	51456038

P-1 factors

Date	Factor	B1	B2
2018-03-12	244861869013266545654444736965922223	1000000	13500000

History

Date	User	Type	Result
2018-03-12	ixfd64	F-PM1	Factor: 244861869013266545654444736965922223 / (P-1, B1=1000000, B2=13500000, E=6)
2016-10-09	curtisc	C-LL	3AB8F9EE9256B49F
2016-03-09	RichD0	NF	no factor from 2^74 to 2^75
2014-09-14	ANONYMOUS	NF-PM1	B1=870000
2013-01-04	SWL551	NF	no factor from 2^73 to 2^74
2013-01-04	SWL551	NF	no factor from 2^72 to 2^73
2013-01-04	SWL551	NF	no factor from 2^71 to 2^72
2013-01-04	SWL551	NF	no factor from 2^70 to 2^71
2011-01-08	Larry Logory	NF	no factor from 2^69 to 2^70
2011-01-05	oilwarzonedotcom	NF	no factor from 2^68 to 2^69
2010-12-21	oilwarzonedotcom	NF	no factor from 2^67 to 2^68
2010-12-13	oilwarzonedotcom	NF	no factor from 2^66 to 2^67
2010-12-09	Per Jessen	NF	no factor from 2^65 to 2^66
2008-09-13	JohnHa0	NF	no factor to 2^65