80 002 007 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 2⁷⁶

TF target 2⁷⁵

P-1

B1 =	675000
B2 =	13668750

Status	Date	User	Residue	Shift	Software
Verified	2017-07-21	-anonymous-	C630E50F82B1787D	2253245	Windows,Prime95,v28.6,build 1
Verified	2024-12-27	Franklin Webber	C630E50F82B1787D	21362547	Linux 64-bit,Prime95,v30.19,build 14

History

Date	User	Type	Result
2024-12-27	Franklin Webber	C-LL	C630E50F82B1787D
2024-08-10	cramsey87	NF	no factor TF: 75-76
2017-07-21	-anonymous-	C-LL	C630E50F82B1787D
2016-12-04	Filen	NF-PM1	B1=675000, B2=13668750, E=12
2016-08-07	AirSquirrels	NF	no factor TF: 74-75
2015-10-30	mikr	NF	no factor TF: 73-74
2014-10-19	apocalypse	NF	no factor TF: 72-73
2014-10-19	apocalypse	NF	no factor TF: 71-72
2013-02-05	-anonymous-	NF	no factor TF: 1-71
2013-01-07	E.Lechner	NF	no factor TF: 67-68
2012-08-19	mrozo009	NF	no factor TF: 66-67