99 768 131 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 =	1030000
B2 =	27810000

Status	Date	User	Residue	Shift	Type	Base
Verified	2020-09-22	Ben Delo	DAF71E3FF8DCBF34	33483531	1	3

History

Date	User	Type	Result
2020-09-23	DRobinsonPE	CERT	PRP Certification CERT proof power = 8 Proof certified good
2020-09-22	Ben Delo	C-PRP	DAF71E3FF8DCBF34 PRP proof power = 8 PRP: Verified Proof certified good
2020-08-02	storm5510	NF-PM1	B1=1030000, B2=27810000
2020-08-01	RichD0	NF	no factor from 2^76 to 2^77
2020-04-29	TheJudger	NF	no factor from 2^75 to 2^76
2020-04-18	riccardo uberti	NF	no factor from 2^74 to 2^75
2019-12-20	el grocco	NF	no factor from 2^73 to 2^74
2019-03-26	Niels_Mache_Nextcloud	NF	no factor from 2^72 to 2^73
2017-02-16	monst	NF	no factor from 2^71 to 2^72
2014-04-09	SMoffat	NF	no factor from 2^70 to 2^71
2014-04-08	SMoffat	NF	no factor from 2^69 to 2^70
2013-10-29	Todd	NF	no factor from 2^68 to 2^69
2013-10-21	Todd	NF	no factor from 2^67 to 2^68
2013-08-16	america64	NF	no factor from 2^66 to 2^67
2012-07-23	Jimmy Brüggemann	NF	no factor from 2^65 to 2^66
2010-11-02	1997rj7	NF	no factor from 2^64 to 2^65