93 260 681 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 2⁷⁷

TF target 2⁷⁵

P-1

B1 =	720001
B2 =	13680000

Status	Date	User	Residue	Shift	Type	Base
Unverified (Reliable)	2020-02-27	Keith Schwab	5C0463043FBA3E__	77661846	1	3

History

Date	User	Type	Result
2020-02-27	Keith Schwab	C-PRP	5C0463043FBA3E__ PRP: Unverified (Reliable) PRP without proof (not generated)
2020-01-07	ixfd64	NF-PM1	B1=720001, B2=13680000, e=6
2019-08-24	Luigi Morelli	NF	no factor from 2^76 to 2^77
2019-08-16	penlu	NF	no factor from 2^75 to 2^76
2019-08-16	penlu	NF	no factor from 2^74 to 2^75
2019-05-10	bayanne	NF	no factor from 2^73 to 2^74
2019-02-25	Derek	NF	no factor from 2^72 to 2^73
2017-08-27	masser	NF	no factor from 2^71 to 2^72
2014-09-19	Preben S	NF	no factor from 2^70 to 2^71
2014-04-17	KOREA1004bellfly	NF	no factor from 2^69 to 2^70
2014-04-13	hkskyp	NF	no factor from 2^68 to 2^69
2014-04-13	hkskyp	NF	no factor from 2^67 to 2^68
2014-04-13	hkskyp	NF	no factor from 2^66 to 2^67
2013-07-20	David Campeau	NF	no factor from 2^65 to 2^66
2011-01-14	Architects Cubed	NF	no factor from 2^64 to 2^65