85 405 871 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 =	434000
B2 =	89378850

Status	Date	User	Residue	Shift
Unverified	2019-06-08	Boris and Moe	F2107D01C7511E__	36775846

History

Date	User	Type	Result
2022-11-13	James Heinrich	NF-PM1	B1=434000, B2=89378850
2019-06-08	Boris and Moe	C-LL	F2107D01C7511E__
2019-04-28	ATH	NF	no factor from 2^63 to 2^64
2019-04-28	ATH	NF	no factor from 2^1 to 2^63
2018-01-20	Yxinity	NF-PM1	B1=780000
2017-08-27	TheJudger	NF	no factor from 2^75 to 2^76
2017-08-23	Brian Beuning	NF	no factor from 2^74 to 2^75
2017-04-20	-Anonymous-	NF	no factor from 2^73 to 2^74
2017-03-05	Strolling Jellyfish	NF	no factor from 2^72 to 2^73
2014-01-26	nate.anders	NF	no factor from 2^71 to 2^72
2013-06-29	willmore	NF	no factor from 2^70 to 2^71
2013-03-12	ITS	NF	no factor from 2^69 to 2^70
2013-03-10	RogueRobot	NF	no factor from 2^68 to 2^69
2013-03-06	RogueRobot	NF	no factor from 2^67 to 2^68
2013-03-04	rozie	NF	no factor from 2^66 to 2^67
2013-02-23	Larifari	NF	no factor from 2^65 to 2^66
2010-11-26	Architects Cubed	NF	no factor from 2^64 to 2^65