71 757 923 Exponent Status

Great Internet Mersenne Prime Search
GIMPS
Finding World Record Primes Since 1996

PrimeNet Exponent Status

M_n

Status

Details

TF

No factors below 2⁷⁵

TF target 2⁷⁴

P-1

B1 =	615000
B2 =	12146250

Status	Date	User	Residue	Shift
Verified	2015-09-22	Will Edgington	5FC860FA67C655C4	56752935
Verified	2016-04-05	volovik	5FC860FA67C655C4	8834224

History

Date	User	Type	Result
2016-04-05	volovik	C-LL	5FC860FA67C655C4
2015-09-22	Will Edgington	C-LL	5FC860FA67C655C4
2015-05-03	TheJudger	NF-PM1	B1=615000, B2=12146250, E=12
2015-05-01	NickOfTime	NF	no factor from 2^74 to 2^75
2015-05-01	NickOfTime	NF	no factor from 2^73 to 2^74
2015-03-23	Matthias Wurtinger	NF	no factor from 2^72 to 2^73
2015-02-12	srow7	NF	no factor from 2^71 to 2^72
2013-08-10	processinfo	NF	no factor from 2^70 to 2^71
2013-04-12	SMoffat	NF	no factor from 2^69 to 2^70
2011-02-17	Sid & Andy	NF	no factor from 2^68 to 2^69
2011-02-01	Sid & Andy	NF	no factor from 2^67 to 2^68
2011-01-08	Sid & Andy	NF	no factor from 2^66 to 2^67
2010-09-01	-Anonymous-	NF	no factor from 2^65 to 2^66
2010-08-27	-Anonymous-	NF	no factor from 2^64 to 2^65
2008-09-29	-Anonymous-	NF	no factor to 2^64