46 314 251 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 2⁷²

P-1

B1 =	565000
B2 =	16243750

Status	Date	User	Residue	Shift	Software
Bad	2009-03-26	oodaira	E600993E0893962D	27824905	Linux 32-bit,Prime95,v25.8,build 4
Verified	2015-11-26	ATH	6658C6BF4F7E8A23	44683057	Windows 64-bit,Prime95,v28.7,build 1
Verified	2016-05-30	MadPoo 🙂	6658C6BF4F7E8A23	1168305	Windows 64-bit,Prime95,v26,(aka We4)

History

Date	User	Type	Result
2024-06-25	Greg	NF	no factor TF: 71-72
2020-11-24	-anonymous-	NF	no factor TF: 74-75
2020-01-17	-anonymous-	NF	no factor TF: 73-74
2018-06-16	monst	NF	no factor TF: 72-73
2016-05-30	MadPoo 🙂	C-LL	6658C6BF4F7E8A23
2015-11-26	ATH	C-LL	6658C6BF4F7E8A23
2015-11-20	-anonymous-	NF	no factor TF: 71-72
2015-10-14	Mark Rose	NF	no factor TF: 70-71
2015-08-12	Gordon Spence	NF	no factor TF: 69-70
2014-08-26	VictordeHollander	NF	no factor TF: 68-69
2009-03-26	oodaira	C-LL	E600993E0893962D
2009-02-01	oodaira	NF-PM1	B1=565000, B2=16243750
2008-03-03	precius1	NF	no factor TF: 1-68