112 855 663 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 =	19032000

Status	Proof	Date	User	Residue	Shift	Type	Base
Verified	Certified Good Power=10	2023-05-01	RadosHordosCZ	FDD8F9A8F97C12A2	261049	1	3

History

Date	User	Type	Result
2023-05-02	SANGPIL HAN	CERT	Proof certified good
2023-05-01	RadosHordosCZ	C-PRP	FDD8F9A8F97C12A2 Proof Certified Good Proof Power: 10
2022-03-27	Ryan Propper	NF-PM1	B1=515000, B2=19032000
2020-12-16	arpcar	NF	no factor TF: 76-77
2020-12-01	arpcar	NF	no factor TF: 75-76
2020-11-25	arpcar	NF	no factor TF: 74-75
2020-07-27	tsc	NF	no factor TF: 73-74
2020-04-05	tsc	NF	no factor TF: 72-73
2019-01-09	Niels_Mache_Nextcloud	NF	no factor TF: 71-72
2015-04-23	-anonymous-	NF	no factor TF: 70-71
2015-04-17	Travis Glenn Russo	NF	no factor TF: 69-70
2015-04-13	Travis Glenn Russo	NF	no factor TF: 68-69
2015-02-09	seban	NF	no factor TF: 67-68
2013-10-12	Cow_tipping	NF	no factor TF: 66-67
2012-06-14	Richard	NF	no factor TF: 65-66
2010-09-28	Richard	NF	no factor TF: 64-65
2010-05-05	Jud McCranie	NF	no factor TF: 63-64