34 549 027 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 2⁷³

TF target 2⁷¹

P-1

B1 =	390000
B2 =	7897500

Status	Date	User	Residue	Shift	Software
Verified	2006-01-15	Brett Milner	337C228A9FA591DE	29970999	Windows,Prime95,v23,NT service,(aka WZ5)
Verified	2015-05-01	Dubslow	337C228A9FA591DE	12717715	Linux 64-bit,Prime95,v28.6,build 1

History

Date	User	Type	Result
2024-05-30	Chuck	NF	no factor TF: 68-69
2019-11-08	-anonymous-	NF	no factor TF: 72-73
2019-11-08	-anonymous-	NF	no factor TF: 71-72
2015-05-01	Dubslow	C-LL	337C228A9FA591DE
2014-03-04	amphoria	NF	no factor TF: 70-71
2014-03-04	amphoria	NF	no factor TF: 69-70
2013-08-16	Carsten Kossendey	NF	no factor TF: 68-69
2006-01-15	-anonymous-	C-LL	337C228A9FA591DE
2005-12-12	-anonymous-	NF-PM1	B1=390000, B2=7897500
2005-12-12	-anonymous-	NF	no factor TF: 1-68
2003-09-29	mdrg	NF	no factor TF: 1-62