41 364 317 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 2⁷⁴

TF target 2⁷²

P-1

B1 =	750000
B2 =	15000000

Status	Date	User	Residue	Shift	Software
Verified	2010-05-15	Reed_Young	24EB21AE9CE83DB8	40491007	Linux 64-bit,Prime95,v25.9,build 4
Verified	2016-05-28	McAlister	24EB21AE9CE83DB8	33621025	Linux 64-bit,Prime95,v28.5,build 2

History

Date	User	Type	Result
2020-01-12	Sid & Andy	NF-PM1	B1=750000, B2=15000000, E=12
2020-01-10	-anonymous-	NF	no factor TF: 73-74
2019-05-19	Sid & Andy	NF	no factor TF: 72-73
2016-05-28	McAlister	C-LL	24EB21AE9CE83DB8
2015-08-22	AirSquirrels	NF	no factor TF: 71-72
2015-01-12	David Campeau	NF	no factor TF: 70-71
2014-12-31	chalsall	NF	no factor TF: 69-70
2010-05-15	Reed_Young	C-LL	24EB21AE9CE83DB8
2007-12-18	-anonymous-	NF-PM1	B1=605000
2007-03-20	Marzbug	NF	no factor TF: 1-69
2007-03-20	monst	NF	no factor TF: 62-63