35 239 441 Exponent Status

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

PrimeNet Exponent Status

M_n

Details

Composite: proven not-prime with Lucas-Lehmer test

No factors below 2⁷⁴

TF target 2⁷¹

P-1

B1 =	425000
B2 =	8712500

Status	Date	User	Residue	Shift	Software
Verified	2006-05-12	Christophe Lambert	2E3B4A2D4208862B	6985251	Linux 32-bit,Prime95,v24 final,(aka Wc2)
Verified	2016-01-22	Dubslow	2E3B4A2D4208862B	14012578	Linux 64-bit,Prime95,v28.7,build 1

History

Date	User	Type	Result
2020-03-06	-anonymous-	NF	no factor TF: 73-74
2019-11-08	-anonymous-	NF	no factor TF: 72-73
2019-11-08	-anonymous-	NF	no factor TF: 71-72
2016-01-22	Dubslow	C-LL	2E3B4A2D4208862B
2014-07-11	Gordon Spence	NF	no factor TF: 70-71
2014-06-16	Axelsson	NF	no factor TF: 69-70
2013-03-08	Torben K.	NF	no factor TF: 68-69
2012-03-07	america64	NF	no factor TF: 67-68
2006-05-12	clambert	C-LL	2E3B4A2D4208862B
2006-03-14	clambert	NF-PM1	B1=425000, B2=8712500
2006-02-01	korva	NF	no factor TF: 1-67
2004-12-13	-anonymous-	NF	no factor TF: 1-61