33 487 033 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 =	390000
B2 =	10530000

Status	Date	User	Residue	Shift	Software
Verified	2003-08-25	Robert Jung	420C90168FA68164	5691925	Windows,Prime95,v22,(aka WY1)
Verified	2014-11-08	Dubslow	420C90168FA68164	6210722	Linux 64-bit,Prime95,v28.5,build 2

History

Date	User	Type	Result
2024-05-21	James Heinrich	NF	no factor TF: 68-69
2020-04-07	-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	420C90168FA68164
2013-05-06	marssystems	NF	no factor TF: 70-71
2013-05-06	marssystems	NF	no factor TF: 69-70
2012-12-27	Carsten Kossendey	NF	no factor TF: 68-69
2005-04-02	computist	NF	no factor TF: 1-68
2005-04-02	computist	C-LL	420C90168FA68164
2005-04-02	computist	NF-PM1	B1=390000, B2=10530000
2003-08-25	computist	C-LL	420C90168FA68164
2003-05-26	computist	NF-PM1	B1=390000, B2=10530000
2003-05-26	computist	NF	no factor TF: 1-68