81 417 893 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 =	670000
B2 =	12395000

Status	Date	User	Residue	Shift
Unverified	2018-02-04	Igor_V_Sharov	AE8B529F8D0DD0__	42359916

History

Date	User	Type	Result
2018-02-04	Igor_V_Sharov	C-LL	AE8B529F8D0DD0__
2016-10-02	TheJudger	NF-PM1	B1=670000, B2=12395000
2016-09-23	dh1	NF	no factor from 2^75 to 2^76
2016-09-23	dh1	NF	no factor from 2^74 to 2^75
2016-09-23	dh1	NF	no factor from 2^73 to 2^74
2016-09-23	dh1	NF	no factor from 2^72 to 2^73
2016-09-23	dh1	NF	no factor from 2^71 to 2^72
2014-02-16	-Anonymous-	NF	no factor to 2^71
2014-02-04	Dogbert948	NF	no factor from 2^68 to 2^69
2014-02-02	Dogbert948	NF	no factor from 2^67 to 2^68
2013-01-30	phoenicis	NF	no factor from 2^66 to 2^67
2012-08-13	Carsten Kossendey	NF	no factor from 2^65 to 2^66
2010-12-14	Architects Cubed	NF	no factor from 2^64 to 2^65