91 427 437 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 =	700000
B2 =	13475000

Status	Date	User	Residue	Shift
Unverified	2019-11-23	Egor K	41D3B19E2E4811__	86093887

History

Date	User	Type	Result
2019-11-23	Egor K	C-LL	41D3B19E2E4811__
2019-06-09	TheJudger	NF-PM1	B1=700000, B2=13475000, E=12
2019-03-10	TheJudger	NF	no factor from 2^76 to 2^77
2018-12-20	Strolling Jellyfish	NF	no factor from 2^75 to 2^76
2018-12-17	penlu	NF	no factor from 2^74 to 2^75
2018-05-18	Tim Sorbera	NF	no factor from 2^73 to 2^74
2018-05-13	Matthias Wurtinger	NF	no factor from 2^72 to 2^73
2014-02-04	SWL551	NF	no factor from 2^71 to 2^72
2014-02-04	SWL551	NF	no factor from 2^70 to 2^71
2014-02-04	SWL551	NF	no factor from 2^69 to 2^70
2014-02-04	SWL551	NF	no factor from 2^68 to 2^69
2014-02-04	SWL551	NF	no factor from 2^67 to 2^68
2014-02-04	SWL551	NF	no factor from 2^66 to 2^67
2013-06-15	David Campeau	NF	no factor from 2^65 to 2^66
2011-01-02	Architects Cubed	NF	no factor from 2^64 to 2^65