33 490 637 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 =	375000
B2 =	7406250

Status	Date	User	Residue	Shift	Software
Verified	2004-05-11	kiwi128	777DE8EF3AE007BC	30736253	Windows,Prime95,v23,(aka WZ1)
Verified	2014-11-08	Dubslow	777DE8EF3AE007BC	26955430	Linux 64-bit,Prime95,v28.5,build 2

History

Date	User	Type	Result
2024-05-21	James Heinrich	NF	no factor TF: 68-69
2020-03-25	-anonymous-	NF	no factor TF: 73-74
2019-11-22	-anonymous-	NF	no factor TF: 71-72
2019-11-22	-anonymous-	NF	no factor TF: 72-73
2014-11-08	Dubslow	C-LL	777DE8EF3AE007BC
2014-01-28	LaurV	NF	no factor TF: 70-71
2013-01-09	bcp19	NF	no factor TF: 69-70
2012-12-27	Carsten Kossendey	NF	no factor TF: 68-69
2004-05-11	-anonymous-	C-LL	777DE8EF3AE007BC
2004-04-09	-anonymous-	NF-PM1	B1=375000, B2=7406250
2003-06-09	-anonymous-	NF	no factor TF: 1-68