136 344 623 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 =	1172000
B2 =	1462391700

Status	Proof	Date	User	Residue	Shift	Type	Base
Verified	Certified Good Power=9	2025-01-01	ky0uraku	650D1A87AA212939	49311847	1	3

History

Date	User	Type	Result
2025-01-01	Torchwood Institute	CERT	Proof certified good
2025-01-01	ky0uraku	C-PRP	650D1A87AA212939 Proof Certified Good Proof Power: 9
2024-06-26	Luke Durant	NF-PM1	B1=1172000, B2=1462391700
2024-05-18	Richard	NF	no factor TF: 76-77
2024-05-18	Richard	NF	no factor TF: 75-76
2023-01-10	SRBase	NF	no factor TF: 74-75
2021-07-31	SRBase	NF	no factor TF: 73-74
2020-10-26	SRBase	NF	no factor TF: 72-73
2016-02-27	Smok_bmv	NF	no factor TF: 71-72
2016-02-24	AlsXZ	NF	no factor TF: 70-71
2016-02-17	Ready4PrimeTime	NF	no factor TF: 69-70
2016-02-14	AK76	NF	no factor TF: 68-69
2016-02-13	dbaugh	NF	no factor TF: 67-68
2015-01-31	tsc	NF	no factor TF: 66-67
2012-11-06	oodaira	NF	no factor TF: 65-66
2010-11-28	Thomas Stork	NF	no factor TF: 64-65
2010-06-09	sasaki3	NF	no factor TF: 63-64