68 705 509 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 =	1020000
B2 =	29325000

Status	Date	User	Residue	Shift
Unverified	2016-07-12	basey	592602CBBD74E3__	54924164

Status	Date	User	Residue	Shift	Type	Base
Verified	2024-03-04	Jon Nordstrand/aristo	070A5CB3B518CE18	0	1	3

History

Date	User	Type	Result
2024-03-04	mattashii	CERT	PRP Certification CERT proof power = 10 Proof certified good
2024-03-04	Jon Nordstrand/aristo	C-PRP	070A5CB3B518CE18 PRP proof power = 10 PRP: Verified Proof certified good
2016-07-12	basey	C-LL	592602CBBD74E3__
2016-03-05	el grocco	NF	no factor from 2^74 to 2^75
2014-10-31	owftheevil	NF-PM1	B1=1020000, B2=29325000, e=6
2014-10-20	Gordon Spence	NF	no factor from 2^73 to 2^74
2014-10-20	Gordon Spence	NF	no factor from 2^72 to 2^73
2014-08-09	RichD0	NF	no factor from 2^71 to 2^72
2012-11-09	Houd Al-Obaidli	NF	no factor from 2^70 to 2^71
2012-03-12	sannerud.com	NF	no factor from 2^69 to 2^70
2010-04-26	jjknw	NF	no factor from 2^68 to 2^69
2010-04-15	-Anonymous-	NF	no factor from 2^67 to 2^68
2010-01-29	arnaud	NF	no factor from 2^66 to 2^67
2010-01-23	EvgenyGordeev	NF	no factor from 2^65 to 2^66
2010-01-20	runesk	NF	no factor from 2^64 to 2^65
2008-10-21	-Anonymous-	NF	no factor to 2^64