33 593 701 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 =	400000
B2 =	9000000

Status	Date	User	Residue	Shift	Software
Verified	2004-02-23	Dongsheng Liu	FBA85F196DB07340	24961975	Linux 32-bit,Prime95,v23,(aka WZ2)
Verified	2014-12-11	Dubslow	FBA85F196DB07340	28414528	Linux 64-bit,Prime95,v28.5,build 2

History

Date	User	Type	Result
2024-05-21	James Heinrich	NF	no factor TF: 68-69
2020-04-21	-anonymous-	NF	no factor TF: 73-74
2019-11-08	-anonymous-	NF	no factor TF: 72-73
2019-09-27	Architects Cubed	NF	no factor TF: 71-72
2014-12-11	Dubslow	C-LL	FBA85F196DB07340
2014-02-05	-anonymous-	NF	no factor TF: 70-71
2012-12-13	bcp19	NF	no factor TF: 69-70
2012-12-06	Carsten Kossendey	NF	no factor TF: 68-69
2004-02-23	DL	C-LL	FBA85F196DB07340
2004-01-18	DL	NF	no factor TF: 1-68
2004-01-18	DL	NF-PM1	B1=400000, B2=9000000