136 391 831 Exponent Status

Great Internet Mersenne Prime Search
GIMPS
Finding World Record Primes Since 1996

PrimeNet Exponent Status

M_n

Status

Details

Composite: proven not-prime with PRP test

TF

No factors below 2⁷⁷

TF target 2⁷⁷

P-1

B1 =	1133000
B2 =	1001121330

Status	Date	User	Residue	Shift	Type	Base
Verified	2024-10-11	Luke Durant	5EFA3EE288478214	0	1	3

History

Date	User	Type	Result
2024-10-11	algihu	CERT	PRP Certification CERT proof power = 9 Proof certified good
2024-10-11	Luke Durant	C-PRP	5EFA3EE288478214 PRP proof power = 9 PRP: Verified Proof certified good
2024-09-10	Luke Durant	NF-PM1	B1=1133000, B2=1001121330
2024-06-30	Vili	NF	no factor from 2^76 to 2^77
2024-05-24	JacobZ	NF	no factor from 2^75 to 2^76
2016-03-01	PED	NF	no factor from 2^74 to 2^75
2016-03-01	PED	NF	no factor from 2^73 to 2^74
2016-03-01	PED	NF	no factor from 2^72 to 2^73
2016-03-01	PED	NF	no factor from 2^71 to 2^72
2016-03-01	PED	NF	no factor from 2^70 to 2^71
2016-02-20	uls	NF	no factor from 2^69 to 2^70
2016-02-18	AK76	NF	no factor from 2^68 to 2^69
2016-02-13	dbaugh	NF	no factor from 2^67 to 2^68
2015-01-30	fireredd	NF	no factor from 2^66 to 2^67
2012-11-06	sasaki3	NF	no factor from 2^65 to 2^66
2010-11-28	lalera	NF	no factor from 2^64 to 2^65
2010-06-09	Waldir Walter Junior	NF	no factor from 2^63 to 2^64