36 225 323 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 =	450000
B2 =	12487500

Status	Date	User	Residue	Shift	Software
Verified	2007-09-13	Brendan Leung	3AB8EB9B93B03B2A	25131467	Windows,Prime95,v24 final,(aka Wc1)
Verified	2015-09-28	MadPoo 🙂	3AB8EB9B93B03B2A	18597069	Windows 64-bit,Prime95,v26,(aka We4)

History

Date	User	Type	Result
2021-01-02	-anonymous-	NF	no factor TF: 74-75
2020-03-16	-anonymous-	NF	no factor TF: 73-74
2019-10-26	-anonymous-	NF	no factor TF: 71-72
2019-10-26	-anonymous-	NF	no factor TF: 72-73
2015-09-28	MadPoo 🙂	C-LL	3AB8EB9B93B03B2A
2013-05-01	kdgehman	NF	no factor TF: 70-71
2013-05-01	kdgehman	NF	no factor TF: 69-70
2013-05-01	kdgehman	NF	no factor TF: 68-69
2012-04-13	Carsten Kossendey	NF	no factor TF: 67-68
2007-09-13	-anonymous-	C-LL	3AB8EB9B93B03B2A
2007-09-13	-anonymous-	NF-PM1	B1=450000, B2=12487500
2006-03-01	TheJudger	NF	no factor TF: 1-67