33 603 217 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 2⁷¹

P-1

B1 =	310000
B2 =	1550000

Status	Date	User	Residue	Shift	Software
Verified	2004-02-23	Nick Upton	AD231E1F6E61E92F	19980273	Windows,Prime95,v23,(aka WZ1)
Verified	2014-09-20	WR	AD231E1F6E61E92F	28619712	Linux 64-bit,Prime95,v28.5,build 2

History

Date	User	Type	Result
2024-05-24	Jarod McClintock	NF	no factor TF: 68-69
2020-04-19	-anonymous-	NF	no factor TF: 73-74
2019-12-26	-anonymous-	NF	no factor TF: 72-73
2019-12-26	-anonymous-	NF	no factor TF: 71-72
2014-09-20	WR	C-LL	AD231E1F6E61E92F
2014-04-09	axn	NF	no factor TF: 70-71
2013-01-07	marssystems	NF	no factor TF: 69-70
2013-01-01	Carsten Kossendey	NF	no factor TF: 68-69
2004-02-23	-anonymous-	C-LL	AD231E1F6E61E92F
2003-09-21	-anonymous-	NF-PM1	B1=310000, B2=1550000
2003-09-14	-anonymous-	NF	no factor TF: 1-68