63 696 343 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 2⁷⁴

TF target 2⁷⁴

P-1

B1 =	570000
B2 =	11400000

Status	Date	User	Residue	Shift
Verified	2014-09-12	Arthur Rosenthal	53891B0CE90E8B77	25917248
Verified	2017-10-13	jkoster	53891B0CE90E8B77	31553187

History

Date	User	Type	Result
2017-10-13	jkoster	C-LL	53891B0CE90E8B77
2016-02-23	Mark Rose	NF	no factor from 2^59 to 2^63
2014-09-12	Arthur Rosenthal	C-LL	53891B0CE90E8B77
2013-10-06	TheJudger	NF-PM1	B1=570000, B2=11400000, E=12
2013-09-27	GrunwalderGIMP	NF	no factor from 2^73 to 2^74
2013-07-19	kracker	NF	no factor from 2^72 to 2^73
2013-07-15	kracker	NF	no factor from 2^71 to 2^72
2012-08-27	Simon Harrison	NF	no factor from 2^70 to 2^71
2012-01-07	kksamy	NF	no factor from 2^69 to 2^70
2009-12-03	linded	NF	no factor from 2^68 to 2^69
2009-11-27	linded	NF	no factor from 2^67 to 2^68
2009-11-24	steinrar	NF	no factor from 2^66 to 2^67
2009-09-18	Bruce J. Wilder	NF	no factor from 2^65 to 2^66
2009-09-07	eon_blue_apocalypse	NF	no factor from 2^64 to 2^65
2009-02-25	Wojciech Florek	NF	no factor from 2^63 to 2^64