111 453 637 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 =	509000
B2 =	18406000

Status	Proof	Date	User	Residue	Shift	Type	Base
Verified	Certified Good Power=8	2023-02-05	xx005fs	430BB810E5941C4E	0	1	3
Verified	PRP without proof (not generated)	2023-03-31	oodaira	430BB810E5941C4E	87023088	1	3

History

Date	User	Type	Result
2023-03-31	oodaira	C-PRP	430BB810E5941C4E
2023-02-05	reisf	CERT	Proof certified good
2023-02-05	xx005fs	C-PRP	Proof Certified Good Proof Power: 8
2022-03-18	Ryan Propper	NF-PM1	B1=509000, B2=18406000
2021-01-18	arpcar	NF	no factor TF: 76-77
2020-12-14	arpcar	NF	no factor TF: 75-76
2020-11-22	arpcar	NF	no factor TF: 74-75
2020-07-12	GROBERTS	NF	no factor TF: 73-74
2020-04-20	SRBase	NF	no factor TF: 72-73
2019-01-13	Niels_Mache_Nextcloud	NF	no factor TF: 71-72
2014-11-11	shauge	NF	no factor TF: 70-71
2014-11-11	shauge	NF	no factor TF: 69-70
2014-11-11	shauge	NF	no factor TF: 68-69
2014-11-09	wombatman	NF	no factor TF: 67-68
2013-10-08	PED	NF	no factor TF: 66-67
2012-06-07	La Güira	NF	no factor TF: 65-66
2010-09-22	Ali	NF	no factor TF: 64-65
2010-05-03	sasaki3	NF	no factor TF: 63-64