81 488 059 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 2⁷⁶

TF target 2⁷⁵

P-1

B1 =	886000
B2 =	160663650

Status	Date	User	Residue	Shift
Unverified	2017-09-22	Sergey Nosov	8DBB4717A45CD9__	17048288

History

Date	User	Type	Result
2022-11-13	Oliver Kruse	NF-PM1	B1=886000, B2=160663650
2020-06-04	-Anonymous-	NF	no factor from 2^75 to 2^76
2017-09-22	Sergey Nosov	C-LL	8DBB4717A45CD9__
2017-06-13	Yxinity	NF-PM1	B1=815000
2016-10-12	-Anonymous-	NF	no factor from 2^74 to 2^75
2016-10-12	-Anonymous-	NF	no factor from 2^73 to 2^74
2016-10-12	-Anonymous-	NF	no factor from 2^72 to 2^73
2016-10-12	-Anonymous-	NF	no factor from 2^71 to 2^72
2014-01-12	tsc	NF	no factor to 2^71
2013-08-09	SMoffat	NF	no factor from 2^69 to 2^70
2013-06-07	g0b	NF	no factor from 2^68 to 2^69
2013-02-03	RonnyKarl	NF	no factor from 2^67 to 2^68
2011-04-11	ASTERIAS	NF	no factor from 2^66 to 2^67
2011-03-16	ASTERIAS	NF	no factor from 2^65 to 2^66
2010-12-15	Architects Cubed	NF	no factor from 2^64 to 2^65