34 302 817 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 =	400000
B2 =	10300000

Status	Date	User	Residue	Shift	Software
Verified	2005-08-01	Piotr Kaminski	30B12EB3720B63F4	32637265	Windows,Prime95,v23,(aka WZ1)
Verified	2015-05-09	Dubslow	30B12EB3720B63F4	15022914	Linux 64-bit,Prime95,v28.6,build 1

History

Date	User	Type	Result
2024-05-29	Chuck	NF	no factor TF: 68-69
2020-03-18	-anonymous-	NF	no factor TF: 73-74
2019-11-15	-anonymous-	NF	no factor TF: 71-72
2019-11-15	-anonymous-	NF	no factor TF: 72-73
2015-05-09	Dubslow	C-LL	30B12EB3720B63F4
2014-01-26	Jerry Hallett	NF	no factor TF: 70-71
2014-01-26	Jerry Hallett	NF	no factor TF: 69-70
2013-03-07	Carsten Kossendey	NF	no factor TF: 68-69
2005-08-01	-anonymous-	C-LL	30B12EB3720B63F4
2004-12-23	Kprime	NF-PM1	B1=400000, B2=10300000
2004-12-23	Kprime	NF	no factor TF: 1-68
2004-06-12	-anonymous-	NF	no factor TF: 1-62