36 473 989 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 =	500000
B2 =	10000000

Status	Date	User	Residue	Shift	Software
Verified	2007-06-15	Brian Jue	B563BEA7AC387160	34048842	Windows,Prime95,v23,(aka WZ1)
Verified	2016-07-02	Dubslow	B563BEA7AC387160	23593339	Linux 64-bit,Prime95,v28.7,build 1

History

Date	User	Type	Result
2019-10-25	-anonymous-	NF	no factor TF: 71-72
2019-10-25	-anonymous-	NF	no factor TF: 72-73
2016-07-02	Dubslow	C-LL	B563BEA7AC387160
2015-10-20	HBendtz	NF-PM1	B1=500000, B2=10000000, E=12
2014-11-11	fre_games	NF	no factor TF: 70-71
2014-09-18	Stef42	NF	no factor TF: 69-70
2007-06-15	WileECoyote	C-LL	B563BEA7AC387160
2007-05-12	WileECoyote	NF-PM1	B1=510000
2007-04-23	WileECoyote	NF	no factor TF: 1-69
2006-03-14	t2	NF	no factor TF: 1-67
2001-01-08	Joss	NF	no factor TF: 1-52