33 390 859 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 =	390000
B2 =	10335000

Status	Date	User	Residue	Shift	Software
Verified	2004-11-03	Kali	983846524A073FEF	5558684	Linux 32-bit,Prime95,v23,(aka WZ2)
Verified	2014-07-30	WR	983846524A073FEF	27391657	Linux 64-bit,Prime95,v28.5,build 2
Verified	2015-06-27	MadPoo 🙂	983846524A073FEF	16544570	Windows 64-bit,Prime95,v26,(aka We4)

History

Date	User	Type	Result
2021-10-04	TheJudger	NF	no factor TF: 74-75
2020-04-04	-anonymous-	NF	no factor TF: 73-74
2019-11-22	-anonymous-	NF	no factor TF: 72-73
2019-11-22	-anonymous-	NF	no factor TF: 71-72
2015-06-27	MadPoo 🙂	C-LL	983846524A073FEF
2014-07-30	WR	C-LL	983846524A073FEF
2014-01-26	Chuck	NF	no factor TF: 70-71
2012-09-29	Patrik Johansson	NF	no factor TF: 68-70
2005-04-02	Kali	C-LL	983846524A073FEF
2004-11-03	Kali	C-LL	983846524A073FEF
2002-12-16	-anonymous-	NF-PM1	B1=390000, B2=10335000
2002-12-09	-anonymous-	NF	no factor TF: 1-68
2001-04-15	Net_Force	NF	no factor TF: 1-60
2001-04-01	Net_Force	NF	no factor TF: 1-59
2001-01-14	Net_Force	NF	no factor TF: 1-58
2001-01-08	Net_Force	NF	no factor TF: 1-57