83 851 967 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 =	665000
B2 =	12302500

Status	Date	User	Residue	Shift
Unverified	2018-07-14	Igor_V_Sharov	82CC4598771272__	26122493

History

Date	User	Type	Result
2018-07-14	Igor_V_Sharov	C-LL	82CC4598771272__
2017-10-09	Pi_Rho	NF-PM1	B1=665000, B2=12302500
2017-03-19	TheJudger	NF	no factor from 2^75 to 2^76
2017-03-01	Mark Rose	NF	no factor from 2^74 to 2^75
2017-02-15	-Anonymous-	NF	no factor from 2^73 to 2^74
2017-02-15	-Anonymous-	NF	no factor from 2^72 to 2^73
2017-02-14	-Anonymous-	NF	no factor from 2^71 to 2^72
2013-11-09	SMoffat	NF	no factor from 2^70 to 2^71
2013-08-16	-Anonymous-	NF	no factor from 2^69 to 2^70
2013-08-12	Duane Bong	NF	no factor from 2^68 to 2^69
2013-02-27	-Anonymous-	NF	no factor from 2^67 to 2^68
2013-02-18	SMoffat	NF	no factor from 2^66 to 2^67
2012-09-13	Carsten Kossendey	NF	no factor from 2^65 to 2^66
2010-12-21	Architects Cubed	NF	no factor from 2^64 to 2^65