111 097 081 Exponent Status

Great Internet Mersenne Prime Search
GIMPS
Finding World Record Primes Since 1996

PrimeNet Exponent Status

M_n

Status

Details

Composite: proven not-prime with PRP test

TF

No factors below 2⁷⁷

TF target 2⁷⁶

P-1

B1 =	523000
B2 =	20539000

Status	Date	User	Residue	Shift	Type	Base
Verified	2022-09-30	ky0uraku	8B079F00EB649423	9012007	1	3

History

Date	User	Type	Result
2022-09-30	curtisc	CERT	PRP Certification CERT proof power = 9 Proof certified good
2022-09-30	ky0uraku	C-PRP	8B079F00EB649423 PRP proof power = 9 PRP: Verified Proof certified good
2022-04-09	TheJudger	NF	no factor from 2^76 to 2^77
2022-03-14	Ryan Propper	NF-PM1	B1=523000, B2=20539000
2020-12-21	arpcar	NF	no factor from 2^75 to 2^76
2020-11-26	arpcar	NF	no factor from 2^74 to 2^75
2020-05-31	La Güira	NF	no factor from 2^73 to 2^74
2020-04-07	Eratosthenes	NF	no factor from 2^72 to 2^73
2015-02-07	Ilya Alexandrov	NF	no factor from 2^71 to 2^72
2015-02-07	Ilya Alexandrov	NF	no factor from 2^70 to 2^71
2015-02-07	Ilya Alexandrov	NF	no factor from 2^69 to 2^70
2015-02-06	S36049	NF	no factor from 2^68 to 2^69
2014-11-20	webbert	NF	no factor from 2^67 to 2^68
2014-11-09	Stefano Caponi [MachPatrol]	NF	no factor from 2^66 to 2^67
2012-07-28	carlos56	NF	no factor from 2^65 to 2^66
2010-09-21	oodaira	NF	no factor from 2^64 to 2^65
2010-05-02	Torchwood Institute	NF	no factor from 2^63 to 2^64