44 137 549 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 =	535000
B2 =	14445000

Status	Date	User	Residue	Shift	Software
Verified	2008-11-17	Kyle Z Schmidt	F429ADA55006A8FF	2808894	Windows,Prime95,v24 final,(aka Wc1)
Verified	2016-06-12	-anonymous-	F429ADA55006A8FF	3856988	Windows 64-bit,Prime95,v28.7,build 1

History

Date	User	Type	Result
2022-04-10	TheJudger	NF	no factor TF: 73-74
2022-04-10	TheJudger	NF	no factor TF: 72-73
2016-06-12	-anonymous-	C-LL	F429ADA55006A8FF
2015-10-16	-anonymous-	NF	no factor TF: 71-72
2015-05-08	ixfd64	NF	no factor TF: 69-71
2014-02-04	LaurV	NF	no factor TF: 68-69
2008-11-17	Kyle Z Schmidt	C-LL	F429ADA55006A8FF
2008-09-23	Kyle Z Schmidt	NF-PM1	B1=535000, B2=14445000
2008-01-15	1997rj7	NF	no factor TF: 1-68
2004-08-06	dave_0273	NF	no factor TF: 1-62