111 280 523 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 =	524000
B2 =	20573000

Status	Date	User	Residue	Shift	Type	Base
Verified	2022-11-04	ky0uraku	C27E083E18F4F76A	41633148	1	3

History

Date	User	Type	Result
2022-11-05	Ben Delo	CERT	PRP Certification CERT proof power = 9 Proof certified good
2022-11-04	ky0uraku	C-PRP	C27E083E18F4F76A PRP proof power = 9 PRP: Verified Proof certified good
2022-04-11	TheJudger	NF	no factor from 2^76 to 2^77
2022-03-15	Ryan Propper	NF-PM1	B1=524000, B2=20573000
2021-02-02	J. Gareth "Kit" Moreton	NF	no factor from 2^75 to 2^76
2021-02-02	J. Gareth "Kit" Moreton	NF	no factor from 2^74 to 2^75
2020-07-17	RNutter	NF	no factor from 2^73 to 2^74
2020-04-20	SRBase	NF	no factor from 2^72 to 2^73
2019-01-16	Niels_Mache_Nextcloud	NF	no factor from 2^71 to 2^72
2014-11-12	shauge	NF	no factor from 2^70 to 2^71
2014-11-12	shauge	NF	no factor from 2^69 to 2^70
2014-11-12	shauge	NF	no factor from 2^68 to 2^69
2014-11-12	shauge	NF	no factor from 2^67 to 2^68
2014-11-11	alan145	NF	no factor from 2^66 to 2^67
2012-08-03	Richard	NF	no factor from 2^65 to 2^66
2010-09-23	Richard	NF	no factor from 2^64 to 2^65
2010-05-03	Torchwood Institute	NF	no factor from 2^63 to 2^64