59 290 397 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 2⁷³

P-1

B1 =	560000
B2 =	11480000

Status	Date	User	Residue	Shift
Unverified	2013-06-16	DaveA	609474FC4DCB56__	13591872

Status	Date	User	Residue	Shift	Type	Base
Verified	2021-06-10	Conductor	3E7B355024532EB4	43820269	1	3

History

Date	User	Type	Result
2021-06-10	BlueBox	CERT	PRP Certification CERT proof power = 9 Proof certified good
2021-06-10	Conductor	C-PRP	3E7B355024532EB4 PRP proof power = 9 PRP: Verified Proof certified good
2018-12-29	-Anonymous-	NF	no factor from 2^73 to 2^74
2016-02-23	Mark Rose	NF	no factor from 2^58 to 2^63
2013-06-16	DaveA	C-LL	609474FC4DCB56__
2012-12-06	Florimond C.	NF-PM1	B1=560000, B2=11480000, E=12
2012-09-22	Craig Meyers	NF	no factor from 2^71 to 2^73
2011-10-17	GrunwalderGIMP	NF	no factor from 2^70 to 2^71
2011-07-23	Xyzzy	NF	no factor from 2^69 to 2^70
2009-06-14	NoWhereMan	NF	no factor from 2^68 to 2^69
2008-11-19	korva	NF	no factor from 2^67 to 2^68
2008-11-17	PrimeCruncher	NF	no factor from 2^66 to 2^67
2008-11-13	Mark Sieklucki	NF	no factor from 2^65 to 2^66
2008-11-10	Sturle Sunde	NF	no factor from 2^64 to 2^65
2008-07-04	monst	NF	no factor from 2^63 to 2^64