34 922 137 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 2⁷⁵

TF target 2⁷¹

P-1

B1 =	390000
B2 =	4680000

Status	Date	User	Residue	Shift	Software
Verified	2006-06-13	Antonin Jancarik	780F4F795F220A27	6843678	Windows,Prime95,v23,(aka WZ1)
Verified	2015-11-22	Dubslow	780F4F795F220A27	25035087	Linux 64-bit,Prime95,v28.7,build 1

History

Date	User	Type	Result
2024-05-29	Chuck	NF	no factor TF: 68-69
2020-12-12	-anonymous-	NF	no factor TF: 74-75
2020-03-15	-anonymous-	NF	no factor TF: 73-74
2019-10-31	-anonymous-	NF	no factor TF: 71-72
2019-10-31	-anonymous-	NF	no factor TF: 72-73
2015-11-22	Dubslow	C-LL	780F4F795F220A27
2014-04-26	Devin	NF	no factor TF: 70-71
2014-04-25	Architects Cubed	NF	no factor TF: 69-70
2013-03-13	Carsten Kossendey	NF	no factor TF: 68-69
2006-06-13	-anonymous-	C-LL	780F4F795F220A27
2006-05-12	-anonymous-	NF	no factor TF: 1-68
2005-12-24	-anonymous-	NF-PM1	B1=390000, B2=4680000
2005-10-18	Team Prime Rib	NF	no factor TF: 1-67