34 922 263 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 =	500000
B2 =	9000000

Status	Date	User	Residue	Shift	Software
Verified	2005-12-19	Mike	8CCB225F5C1E4779	4657801	Windows,Prime95,v23,(aka WZ1)
Verified	2015-11-22	Dubslow	8CCB225F5C1E4779	31923102	Linux 64-bit,Prime95,v28.7,build 1

History

Date	User	Type	Result
2024-06-27	Ahmed Azhad	NF	no factor TF: 69-70
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: 72-73
2019-10-31	-anonymous-	NF	no factor TF: 71-72
2015-11-22	Dubslow	C-LL	8CCB225F5C1E4779
2015-05-16	HBendtz	NF-PM1	B1=500000, B2=9000000, E=12
2014-04-26	Devin	NF	no factor TF: 70-71
2014-04-25	Architects Cubed	NF	no factor TF: 69-70
2013-08-02	Le Comte	NF	no factor TF: 68-69
2006-04-14	stevecody	NF	no factor TF: 1-67
2005-12-19	-anonymous-	C-LL	8CCB225F5C1E4779
2005-11-13	-anonymous-	NF	no factor TF: 1-68
2005-11-13	-anonymous-	NF-PM1	B1=540000
2005-10-04	stevecody	NF	no factor TF: 1-67