90 783 397 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 2⁷⁷

TF target 2⁷⁵

P-1

B1 =	695000
B2 =	13205000

Status	Date	User	Residue	Shift	Type	Base
Unverified	2020-01-09	ky0uraku	5A39D5600F2FB3__	4902184	1	3

History

Date	User	Type	Result
2020-01-09	ky0uraku	C-PRP	5A39D5600F2FB3__ PRP without proof (not generated)
2019-03-23	David Hruska	NF-PM1	B1=695000, B2=13205000, E=12
2019-01-20	TheJudger	NF	no factor from 2^76 to 2^77
2018-12-09	TheJudger	NF	no factor from 2^75 to 2^76
2018-12-09	TheJudger	NF	no factor from 2^74 to 2^75
2018-12-09	TheJudger	NF	no factor from 2^73 to 2^74
2017-06-21	Carsten Kossendey	NF	no factor from 2^72 to 2^73
2016-06-05	Carsten Kossendey	NF	no factor from 2^71 to 2^72
2014-09-04	Ryan Propper	NF	no factor from 2^70 to 2^71
2014-03-31	Preben S	NF	no factor from 2^69 to 2^70
2011-03-07	Carsten Kossendey	NF	no factor from 2^68 to 2^69
2011-01-08	Carsten Kossendey	NF	no factor from 2^67 to 2^68
2010-12-02	Carsten Kossendey	NF	no factor from 2^66 to 2^67
2010-08-05	Carsten Kossendey	NF	no factor from 2^65 to 2^66
2010-06-03	Carsten Kossendey	NF	no factor from 2^64 to 2^65