81 920 413 Exponent Status

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

PrimeNet Exponent Status

M_n

Status

Details

TF

No factors below 2⁷⁵

TF target 2⁷⁵

P-1

B1 =	695000
B2 =	14247500

Status	Date	User	Residue	Shift
Unverified	2017-09-24	pzmasta	BD0534110CBAC9__	14563747

History

Date	User	Type	Result
2017-09-24	pzmasta	C-LL	BD0534110CBAC9__
2017-05-14	TheJudger	NF-PM1	B1=695000, B2=14247500, E=12
2016-11-29	S36049	NF	no factor from 2^74 to 2^75
2016-11-29	S36049	NF	no factor from 2^73 to 2^74
2016-10-07	dragonbud20	NF	no factor from 2^72 to 2^73
2013-07-13	La Güira	NF	no factor from 2^71 to 2^72
2013-07-13	La Güira	NF	no factor from 2^70 to 2^71
2013-06-11	-Anonymous-	NF	no factor from 2^69 to 2^70
2013-03-29	Anonymous	NF	no factor from 2^68 to 2^69
2013-03-26	SMoffat	NF	no factor from 2^67 to 2^68
2011-03-28	Ake Tilander	NF	no factor from 2^66 to 2^67
2011-03-25	Larry Hanes	NF	no factor from 2^65 to 2^66
2010-12-07	Architects Cubed	NF	no factor from 2^64 to 2^65