44 034 143 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 =	530000
B2 =	14840000

Status	Date	User	Residue	Shift	Software
Verified	2010-10-29	Kyle Z Schmidt	D1E970FEEEC11B3B	33430808	Windows 64-bit,Prime95,v25.11,build 2
Verified	2016-12-18	rushyn	D1E970FEEEC11B3B	24462881	Windows 64-bit,Prime95,v28.10,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
2016-12-18	rushyn	C-LL	D1E970FEEEC11B3B
2015-10-02	-anonymous-	NF	no factor TF: 71-72
2015-10-02	-anonymous-	NF	no factor TF: 70-71
2015-04-28	LaurV	NF	no factor TF: 69-70
2014-02-01	LaurV	NF	no factor TF: 68-69
2010-10-29	Kyle Z Schmidt	C-LL	D1E970FEEEC11B3B
2010-08-30	Kyle Z Schmidt	NF-PM1	B1=530000, B2=14840000, E=6
2008-01-15	tsc	NF	no factor TF: 1-68