111 305 569 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 2⁷⁸

TF target 2⁷⁶

P-1

B1 =	459000
B2 =	16606000

Status	Date	User	Residue	Shift	Type	Base
Verified	2022-05-20	Conductor	0229B864C82D5160	11942463	1	3

History

Date	User	Type	Result
2022-05-20	GerardCBlais	CERT	PRP Certification CERT proof power = 8 Proof certified good
2022-05-20	Conductor	C-PRP	0229B864C82D5160 PRP proof power = 8 PRP: Verified Proof certified good
2022-03-16	Ryan Propper	NF-PM1	B1=459000, B2=16606000
2021-01-22	arpcar	NF	no factor from 2^77 to 2^78
2021-01-22	arpcar	NF	no factor from 2^76 to 2^77
2021-01-22	arpcar	NF	no factor from 2^75 to 2^76
2021-01-22	arpcar	NF	no factor from 2^74 to 2^75
2020-09-14	Architects Cubed	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
2015-02-16	TSRPrime	NF	no factor from 2^70 to 2^71
2015-02-15	Mark Copeland	NF	no factor from 2^69 to 2^70
2015-02-07	Judge Hale	NF	no factor from 2^68 to 2^69
2014-11-22	webbert	NF	no factor from 2^67 to 2^68
2014-11-09	SoraHua	NF	no factor from 2^66 to 2^67
2012-05-28	Torchwood Institute	NF	no factor from 2^65 to 2^66
2010-09-23	linded	NF	no factor from 2^64 to 2^65
2010-05-03	oodaira	NF	no factor from 2^63 to 2^64