81 242 459 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 =	685000
B2 =	13528750

Status	Date	User	Residue	Shift
Unverified	2018-05-11	Evgeniy Zavialov	8ED5E3DB72F5F6__	16038797

History

Date	User	Type	Result
2018-05-11	Evgeniy Zavialov	C-LL	8ED5E3DB72F5F6__
2017-05-28	The Mawn	NF-PM1	B1=685000, B2=13528750, E=6
2016-09-23	-Anonymous-	NF	no factor from 2^74 to 2^75
2016-09-23	-Anonymous-	NF	no factor from 2^73 to 2^74
2016-09-23	-Anonymous-	NF	no factor from 2^72 to 2^73
2016-09-23	-Anonymous-	NF	no factor from 2^71 to 2^72
2013-10-29	ANONYMOUS	NF	no factor from 2^70 to 2^71
2011-03-21	ddboy3	NF	no factor from 2^69 to 2^70
2011-03-15	Richard Kint	NF	no factor from 2^68 to 2^69
2011-02-28	Mclighter	NF	no factor from 2^67 to 2^68
2011-02-25	-Anonymous-	NF	no factor from 2^66 to 2^67
2011-02-17	-Anonymous-	NF	no factor from 2^65 to 2^66
2010-12-12	Architects Cubed	NF	no factor from 2^64 to 2^65