120 697 183 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 2⁷⁷

P-1

B1 =	200000
B2 =	10000000

Status	Date	User	Residue	Shift	Type	Base
Verified	2021-12-17	Roman O. Vorobiev	3A645B9A281B0EFF	83942151	1	3

History

Date	User	Type	Result
2022-06-29	Architects Cubed	NF	no factor from 2^76 to 2^77
2021-12-17	Michel Yamagishi	CERT	PRP Certification CERT proof power = 9 Proof certified good
2021-12-17	Roman O. Vorobiev	C-PRP	3A645B9A281B0EFF PRP proof power = 9 PRP: Verified Proof certified good
2021-04-23	LaurV	NF	no factor from 2^75 to 2^76
2021-04-22	LaurV	NF	no factor from 2^74 to 2^75
2021-04-21	RichD0	NF	no factor from 2^73 to 2^74
2015-11-08	BloodIce	NF-PM1	B1=200000, B2=10000000, E=12
2015-11-07	Earle Lowe	NF	no factor from 2^72 to 2^73
2015-11-07	BloodIce	NF-PM1	B1=100000
2015-05-30	SMoffat	NF	no factor from 2^71 to 2^72
2015-05-23	SMoffat	NF	no factor from 2^70 to 2^71
2015-05-16	SMoffat	NF	no factor from 2^69 to 2^70
2015-05-11	Earle Lowe	NF	no factor from 2^68 to 2^69
2015-02-07	caddr	NF	no factor from 2^67 to 2^68
2013-09-21	E.Lechner	NF	no factor from 2^66 to 2^67
2012-08-12	greg3ll	NF	no factor from 2^65 to 2^66
2010-10-19	Torchwood Institute	NF	no factor from 2^64 to 2^65