37 024 129 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 2⁷¹

P-1

B1 =	405000
B2 =	3442500

Status	Date	User	Residue	Shift	Software
Bad	2008-01-15	Josef Spiess	5D6CB609313B484D	1120709	Windows,Prime95,v24 final,(aka Wc1)
Verified	2015-01-28	Sir Rutherford J. Pinkerton III	88B84703CDC03B04	11289622	Windows 64-bit,Prime95,v28.5,build 2
Verified	2015-05-13	MadPoo 🙂	88B84703CDC03B04	7974127	Windows 64-bit,Prime95,v26,(aka We4)

History

Date	User	Type	Result
2020-02-14	-anonymous-	NF	no factor TF: 73-74
2019-10-18	-anonymous-	NF	no factor TF: 72-73
2019-10-18	-anonymous-	NF	no factor TF: 71-72
2015-05-13	MadPoo 🙂	C-LL	88B84703CDC03B04
2015-01-28	Sir Rutherford J. Pinkerton III	C-LL	88B84703CDC03B04
2014-02-28	Jerry Hallett	NF	no factor TF: 70-71
2013-06-10	ixfd64	NF	no factor TF: 68-70
2012-03-26	Serge Batalov	NF	no factor TF: 67-68
2008-04-03	Josef Spiess	C-LL	5D6CB609313B484D
2008-01-15	Josef Spiess	C-LL	5D6CB609313B484D
2006-11-28	-anonymous-	NF-PM1	B1=405000, B2=3442500
2006-04-14	TheJudger	NF	no factor TF: 1-67