81 164 813 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 =	690000
B2 =	14145000

Status	Date	User	Residue	Shift
Unverified	2017-08-24	Vasily Voronin	B8650ABD20C385__	26304908

History

Date	User	Type	Result
2017-08-24	Vasily Voronin	C-LL	B8650ABD20C385__
2017-04-27	Filen	NF-PM1	B1=690000, B2=14145000, E=12
2016-09-24	-Anonymous-	NF	no factor from 2^74 to 2^75
2016-09-24	-Anonymous-	NF	no factor from 2^73 to 2^74
2016-09-24	-Anonymous-	NF	no factor from 2^72 to 2^73
2016-09-24	-Anonymous-	NF	no factor from 2^71 to 2^72
2013-11-03	SMoffat	NF	no factor from 2^70 to 2^71
2013-03-16	Vladimir Tshegolevatykh	NF	no factor from 2^69 to 2^70
2013-03-12	Nathan J. Russell	NF	no factor from 2^68 to 2^69
2013-01-27	La Güira	NF	no factor from 2^67 to 2^68
2013-01-26	Bold_Seeker	NF	no factor from 2^66 to 2^67
2012-12-01	c10ck3r	NF	no factor from 2^65 to 2^66
2010-12-07	Architects Cubed	NF	no factor from 2^64 to 2^65