140 313 709 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 2⁷⁷

P-1

B1 =	1170000
B2 =	1038663450

Status	Proof	Date	User	Residue	Shift	Type	Base
Verified	Certified Good Power=10	2025-02-13	NStorm	73628E82D5B9267F	83752482	1	3

History

Date	User	Type	Result
2025-02-14	Glenn-Leider	CERT	Proof certified good
2025-02-13	NStorm	C-PRP	Proof Certified Good Proof Power: 10
2024-09-26	Luke Durant	NF-PM1	B1=1170000, B2=1038663450
2024-08-29	Ryan Propper	NF	no factor TF: 76-77
2023-11-22	tsc	NF	no factor TF: 75-76
2023-01-18	SRBase	NF	no factor TF: 74-75
2021-11-02	SRBase	NF	no factor TF: 73-74
2020-10-23	SRBase	NF	no factor TF: 72-73
2016-03-23	SourceBinary.com	NF	no factor TF: 71-72
2016-03-17	Ready4PrimeTime	NF	no factor TF: 70-71
2015-05-16	Judge Hale	NF	no factor TF: 69-70
2015-05-16	Judge Hale	NF	no factor TF: 68-69
2015-05-16	Judge Hale	NF	no factor TF: 67-68
2015-02-15	3ast	NF	no factor TF: 66-67
2012-11-28	tsc	NF	no factor TF: 65-66
2010-12-10	sasaki3	NF	no factor TF: 64-65
2010-06-14	Charles A. Morris	NF	no factor TF: 63-64