82 466 977 Exponent Status

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

PrimeNet Exponent Status

M_n

Status

Details

Tested as composite (unverified): unconfirmed Lucas-Lehmer test says not-prime

TF

No factors below 2⁷⁵

TF target 2⁷⁵

P-1

B1 =	700000
B2 =	14175000

Status	Date	User	Residue	Shift
Unverified	2018-07-14	Sergey Nosov	1D0D1F5DB32568__	80130116

History

Date	User	Type	Result
2018-07-14	Sergey Nosov	C-LL	1D0D1F5DB32568__
2017-07-28	bam	NF-PM1	B1=700000, B2=14175000, E=6
2016-12-15	AirSquirrels	NF	no factor from 2^74 to 2^75
2016-12-15	AirSquirrels	NF	no factor from 2^73 to 2^74
2016-11-10	Judge Hale	NF	no factor from 2^72 to 2^73
2016-11-10	Judge Hale	NF	no factor from 2^71 to 2^72
2011-03-22	steinrar	NF	no factor from 2^70 to 2^71
2011-03-22	steinrar	NF	no factor from 2^69 to 2^70
2011-03-22	steinrar	NF	no factor from 2^68 to 2^69
2011-03-22	steinrar	NF	no factor from 2^67 to 2^68
2011-03-22	steinrar	NF	no factor from 2^65 to 2^67
2010-12-17	Architects Cubed	NF	no factor from 2^64 to 2^65