98 813 069 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 2⁷⁶

P-1

B1 =	985000
B2 =	24378750

Status	Date	User	Residue	Shift	Type	Base
Verified	2020-09-17	ky0uraku	BCF24647C1BC44A5	17968442	1	3

History

Date	User	Type	Result
2020-09-17	Ben Delo	CERT	PRP Certification CERT proof power = 9 Proof certified good
2020-09-17	ky0uraku	C-PRP	BCF24647C1BC44A5 PRP proof power = 9 PRP: Verified Proof certified good
2020-09-03	Jon Pace	NF	no factor from 2^76 to 2^77
2020-01-26	TheJudger	NF	no factor from 2^75 to 2^76
2019-12-27	riccardo uberti	NF	no factor from 2^74 to 2^75
2019-12-10	Hans Loeblich	NF	no factor from 2^73 to 2^74
2019-10-17	Ryan Propper	NF-PM1	B1=985000, B2=24378750, E=6
2019-03-27	Niels_Mache_Nextcloud	NF	no factor from 2^72 to 2^73
2018-12-13	masser	NF	no factor from 2^71 to 2^72
2014-03-17	Risto A. Paju	NF	no factor from 2^70 to 2^71
2014-03-17	Risto A. Paju	NF	no factor from 2^69 to 2^70
2014-03-17	Risto A. Paju	NF	no factor from 2^68 to 2^69
2014-03-17	SMoffat	NF	no factor from 2^67 to 2^68
2013-08-02	SMoffat	NF	no factor from 2^66 to 2^67
2013-07-29	David Campeau	NF	no factor from 2^65 to 2^66
2011-01-24	1997rj7	NF	no factor from 2^64 to 2^65