83 100 581 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 =	660000
B2 =	12870000

Status	Date	User	Residue	Shift
Unverified	2019-01-28	Andrew_and	6B3B3006F5E35F__	57550195

History

Date	User	Type	Result
2019-01-28	Andrew_and	C-LL	6B3B3006F5E35F__
2017-09-24	TheJudger	NF-PM1	B1=660000, B2=12870000, E=12
2017-02-05	TheJudger	NF	no factor from 2^75 to 2^76
2017-01-03	AirSquirrels	NF	no factor from 2^74 to 2^75
2017-01-03	AirSquirrels	NF	no factor from 2^73 to 2^74
2016-12-03	Greg	NF	no factor from 2^72 to 2^73
2014-01-22	SWL551	NF	no factor from 2^71 to 2^72
2014-01-22	SWL551	NF	no factor from 2^70 to 2^71
2014-01-22	SWL551	NF	no factor from 2^69 to 2^70
2013-07-17	-Anonymous-	NF	no factor from 2^68 to 2^69
2013-07-15	-Anonymous-	NF	no factor from 2^67 to 2^68
2013-06-29	Norman Ley	NF	no factor from 2^66 to 2^67
2012-08-05	Carsten Kossendey	NF	no factor from 2^65 to 2^66
2010-12-19	Architects Cubed	NF	no factor from 2^64 to 2^65