110 890 891 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 =	522000
B2 =	19702000

Status	Date	User	Residue	Shift	Type	Base
Verified	2022-09-16	Ruslan Borisov	BCACECF6015F4B27	2010188	1	3

History

Date	User	Type	Result
2022-09-17	dasimak	CERT	PRP Certification CERT proof power = 10 Proof certified good
2022-09-16	Ruslan Borisov	C-PRP	BCACECF6015F4B27 PRP proof power = 10 PRP: Verified Proof certified good
2022-03-13	Ryan Propper	NF-PM1	B1=522000, B2=19702000
2021-04-04	David Hruska	NF	no factor from 2^76 to 2^77
2021-02-26	RichD0	NF	no factor from 2^75 to 2^76
2021-02-25	-Anonymous-	NF	no factor from 2^74 to 2^75
2020-05-14	el grocco	NF	no factor from 2^73 to 2^74
2020-03-23	tsc	NF	no factor from 2^72 to 2^73
2019-01-23	Niels_Mache_Nextcloud	NF	no factor from 2^71 to 2^72
2015-12-24	ITS	NF	no factor from 2^70 to 2^71
2015-12-24	ITS	NF	no factor from 2^69 to 2^70
2015-09-13	PascalBieri	NF	no factor from 2^68 to 2^69
2015-08-04	el grocco	NF	no factor from 2^67 to 2^68
2014-12-08	g0b	NF	no factor from 2^66 to 2^67
2012-05-27	omiXorp	NF	no factor from 2^65 to 2^66
2010-09-20	Torchwood Institute	NF	no factor from 2^64 to 2^65
2010-07-02	sasaki3	NF	no factor from 2^63 to 2^64