112 821 481 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 =	515000
B2 =	19026000

Status	Date	User	Residue	Shift	Type	Base
Verified	2023-04-28	ky0uraku	CF92D35481F09590	83271331	1	3

History

Date	User	Type	Result
2023-04-28	curtisc	CERT	PRP Certification CERT proof power = 9 Proof certified good
2023-04-28	ky0uraku	C-PRP	CF92D35481F09590 PRP proof power = 9 PRP: Verified Proof certified good
2022-03-27	Ryan Propper	NF-PM1	B1=515000, B2=19026000
2020-12-30	arpcar	NF	no factor from 2^76 to 2^77
2020-12-01	arpcar	NF	no factor from 2^75 to 2^76
2020-11-27	arpcar	NF	no factor from 2^74 to 2^75
2020-08-09	ViliamF	NF	no factor from 2^73 to 2^74
2020-04-06	tsc	NF	no factor from 2^72 to 2^73
2019-01-09	Niels_Mache_Nextcloud	NF	no factor from 2^71 to 2^72
2015-03-02	Andrew B	NF	no factor from 2^70 to 2^71
2015-03-01	La Güira	NF	no factor from 2^69 to 2^70
2015-03-01	La Güira	NF	no factor from 2^68 to 2^69
2015-02-18	Preben S	NF	no factor from 2^67 to 2^68
2014-11-11	vwflat4	NF	no factor from 2^66 to 2^67
2012-06-02	OS1	NF	no factor from 2^65 to 2^66
2010-09-26	Torchwood Institute	NF	no factor from 2^64 to 2^65
2010-05-05	sasaki3	NF	no factor from 2^63 to 2^64