111 806 287 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 =	539000
B2 =	20741000

Status	Proof	Date	User	Residue	Shift	Type	Base
Verified	Certified Good Power=10	2023-03-18	Gyuri	C489564C2FFD2F3E	43288458	1	3

History

Date	User	Type	Result
2023-03-18	OS1	CERT	Proof certified good
2023-03-18	Gyuri	C-PRP	C489564C2FFD2F3E Proof Certified Good Proof Power: 10
2022-04-11	TheJudger	NF	no factor TF: 76-77
2022-03-23	Ryan Propper	NF-PM1	B1=539000, B2=20741000
2021-02-16	Kriesel	NF	no factor TF: 75-76
2020-11-21	arpcar	NF	no factor TF: 74-75
2020-07-13	XZT	NF	no factor TF: 73-74
2020-04-20	SRBase	NF	no factor TF: 72-73
2019-01-10	Niels_Mache_Nextcloud	NF	no factor TF: 71-72
2015-02-24	tmorrow	NF	no factor TF: 70-71
2015-02-16	Abdullah GÜLDEREN	NF	no factor TF: 69-70
2015-02-09	S04803	NF	no factor TF: 68-69
2015-02-08	-anonymous-	NF	no factor TF: 67-68
2014-11-17	Richard	NF	no factor TF: 66-67
2012-05-30	sasaki3	NF	no factor TF: 65-66
2010-09-23	Torchwood Institute	NF	no factor TF: 64-65
2010-05-15	Richard	NF	no factor TF: 63-64