112 818 781 Exponent Status

Great Internet Mersenne Prime Search
GIMPS
Finding World Record Primes Since 1996

PrimeNet Exponent Status

M_n

Details

Composite: proven not-prime with PRP test

No factors below 2⁷⁷

TF target 2⁷⁶

P-1

B1 =	515000
B2 =	19025000

Status	Proof	Date	User	Residue	Shift	Type	Base
Verified	Certified Good Power=9	2022-11-22	RadosHordosCZ	3894E018991A5E0D	92476732	1	3

History

Date	User	Type	Result
2022-11-22	Ben Delo	CERT	Proof certified good
2022-11-22	RadosHordosCZ	C-PRP	3894E018991A5E0D Proof Certified Good Proof Power: 9
2022-03-27	Ryan Propper	NF-PM1	B1=515000, B2=19025000
2020-12-29	arpcar	NF	no factor TF: 76-77
2020-11-29	arpcar	NF	no factor TF: 75-76
2020-11-27	arpcar	NF	no factor TF: 74-75
2020-08-09	ViliamF	NF	no factor TF: 73-74
2020-04-06	tsc	NF	no factor TF: 72-73
2019-01-09	Niels_Mache_Nextcloud	NF	no factor TF: 71-72
2015-02-15	bunddog	NF	no factor TF: 70-71
2015-02-12	Preben S	NF	no factor TF: 67-70
2013-10-07	Seely Sassage	NF	no factor TF: 66-67
2012-06-02	sasaki3	NF	no factor TF: 65-66
2010-09-27	sasaki3	NF	no factor TF: 64-65
2010-05-05	Torchwood Institute	NF	no factor TF: 63-64