85 460 681 Exponent Status

Great Internet Mersenne Prime Search
GIMPS
Finding World Record Primes Since 1996

PrimeNet Exponent Status

M_n

Details

Tested as composite (unverified): unconfirmed Lucas-Lehmer test says not-prime

No factors below 2⁷⁶

TF target 2⁷⁵

P-1

B1 =	690000
B2 =	13627500

Status	Date	User	Residue	Shift	Software
Unverified	2019-08-03	patgie	24CC929C4C0562__	42735478	CUDALucas v2.06beta

History

Date	User	Type	Result
2019-08-03	patgie	C-LL	24CC929C4C0562__
2019-04-28	ATH	NF	no factor TF: 1-63
2019-04-28	ATH	NF	no factor TF: 63-64
2018-01-11	Oliver Kruse	NF-PM1	B1=690000, B2=13627500, E=12
2017-09-03	TheJudger	NF	no factor TF: 74-75
2017-09-03	TheJudger	NF	no factor TF: 75-76
2017-04-18	-anonymous-	NF	no factor TF: 73-74
2017-02-18	Judge Hale	NF	no factor TF: 72-73
2017-02-18	Judge Hale	NF	no factor TF: 71-72
2013-06-16	SMoffat	NF	no factor TF: 70-71
2013-03-16	Andrew B	NF	no factor TF: 69-70
2013-03-15	ANONYMOUS	NF	no factor TF: 68-69
2013-03-14	ANONYMOUS	NF	no factor TF: 67-68
2013-03-13	timc995	NF	no factor TF: 66-67
2013-03-12	-anonymous-	NF	no factor TF: 65-66
2010-11-26	Architects Cubed	NF	no factor TF: 64-65