46 094 927 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 2⁷²

P-1

B1 =	560000
B2 =	16100000

Status	Date	User	Residue	Shift	Software
Bad	2009-03-29	oodaira	38C2404D45B63BA8	17638347	Linux 32-bit,Prime95,v25.8,build 4
Verified	2015-11-25	ATH	A97D22D592BF4914	11443640	Windows 64-bit,Prime95,v28.7,build 1
Verified	2016-06-01	MadPoo 🙂	A97D22D592BF4914	26596218	Windows 64-bit,Prime95,v26,(aka We4)

History

Date	User	Type	Result
2024-08-15	tbusby	NF	no factor TF: 69-70
2019-02-13	Sid & Andy	NF	no factor TF: 73-74
2018-05-22	monst	NF	no factor TF: 72-73
2016-06-01	MadPoo 🙂	C-LL	A97D22D592BF4914
2015-11-25	ATH	C-LL	A97D22D592BF4914
2015-11-11	XZT	NF	no factor TF: 71-72
2015-10-26	Judge Hale	NF	no factor TF: 70-71
2015-07-03	Architects Cubed	NF	no factor TF: 69-70
2014-08-19	VictordeHollander	NF	no factor TF: 68-69
2009-03-29	oodaira	C-LL	38C2404D45B63BA8
2009-02-07	oodaira	NF-PM1	B1=560000, B2=16100000
2008-01-15	-anonymous-	NF	no factor TF: 1-68