114 155 189 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 =	513000
B2 =	19333000

Status	Date	User	Residue	Shift	Type	Base
Verified	2023-04-30	Conductor	6FA132A5032AD586	58671526	1	3

History

Date	User	Type	Result
2023-05-01	Remi Lucet	CERT	PRP Certification CERT proof power = 8 Proof certified good
2023-04-30	Conductor	C-PRP	6FA132A5032AD586 PRP proof power = 8 PRP: Verified Proof certified good
2022-04-06	Ryan Propper	NF-PM1	B1=513000, B2=19333000
2021-05-03	Zenzoma	NF	no factor from 2^76 to 2^77
2020-09-12	J. Gareth "Kit" Moreton	NF	no factor from 2^75 to 2^76
2020-09-12	J. Gareth "Kit" Moreton	NF	no factor from 2^74 to 2^75
2020-09-12	J. Gareth "Kit" Moreton	NF	no factor from 2^73 to 2^74
2020-04-23	SRBase	NF	no factor from 2^72 to 2^73
2019-01-10	Niels_Mache_Nextcloud	NF	no factor from 2^71 to 2^72
2015-04-12	workerthread	NF	no factor from 2^70 to 2^71
2015-03-28	workerthread	NF	no factor from 2^69 to 2^70
2015-03-14	SMoffat	NF	no factor from 2^68 to 2^69
2015-03-09	g0b	NF	no factor from 2^67 to 2^68
2014-11-17	Robert Folz	NF	no factor from 2^66 to 2^67
2012-06-11	Lukin Dmitry	NF	no factor from 2^65 to 2^66
2010-10-01	sasaki3	NF	no factor from 2^64 to 2^65
2010-05-06	w00dy	NF	no factor from 2^63 to 2^64