34 923 953 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	2006-06-13	Brian Stadler	120B5B30F90F1558	31721032	Windows,Prime95,v24 final,(aka Wc1)
Verified	2015-11-23	Dubslow	120B5B30F90F1558	10017262	Linux 64-bit,Prime95,v28.7,build 1

History

Date	User	Type	Result
2024-06-27	Ahmed Azhad	NF	no factor TF: 69-70
2020-12-11	-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
2015-11-23	Dubslow	C-LL	120B5B30F90F1558
2015-05-12	HBendtz	NF-PM1	B1=500000, B2=9000000, E=12
2014-04-27	Devin	NF	no factor TF: 70-71
2014-04-26	Architects Cubed	NF	no factor TF: 69-70
2012-02-14	Craig Meyers	NF	no factor TF: 67-69
2006-06-13	-anonymous-	C-LL	120B5B30F90F1558
2006-02-15	-anonymous-	NF-PM1	B1=595000
2005-10-04	TheJudger	NF	no factor TF: 1-67