111 464 681 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 =	509000
B2 =	18408000

Status	Date	User	Residue	Shift	Type	Base
Verified	2022-11-30	ky0uraku	49895EC193D04DE0	71481369	1	3

History

Date	User	Type	Result
2022-11-30	iwes	CERT	PRP Certification CERT proof power = 9 Proof certified good
2022-11-30	ky0uraku	C-PRP	49895EC193D04DE0 PRP proof power = 9 PRP: Verified Proof certified good
2022-03-18	Ryan Propper	NF-PM1	B1=509000, B2=18408000
2021-02-03	burkhajo	NF	no factor from 2^76 to 2^77
2021-01-18	arpcar	NF	no factor from 2^76 to 2^77
2020-10-17	el grocco	NF	no factor from 2^75 to 2^76
2020-10-17	ktony	NF	no factor from 2^74 to 2^75
2020-07-19	David Hruska	NF	no factor from 2^73 to 2^74
2020-04-20	SRBase	NF	no factor from 2^72 to 2^73
2019-01-13	Niels_Mache_Nextcloud	NF	no factor from 2^71 to 2^72
2015-08-10	JMGarcia	NF	no factor from 2^70 to 2^71
2015-08-08	el grocco	NF	no factor from 2^69 to 2^70
2015-02-07	Justin	NF	no factor from 2^68 to 2^69
2014-11-23	webbert	NF	no factor from 2^67 to 2^68
2014-11-09	vwflat4	NF	no factor from 2^66 to 2^67
2012-05-28	Torchwood Institute	NF	no factor from 2^65 to 2^66
2010-09-22	linded	NF	no factor from 2^64 to 2^65
2010-05-03	Richard	NF	no factor from 2^63 to 2^64