139 449 587 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 =	814000
B2 =	82171530

Status	Date	User	Residue	Shift	Type	Base
Verified	2024-11-22	RBrock	A1634E1EDB936A2A	57560516	1	3

History

Date	User	Type	Result
2024-11-22	Aldo M. Vega Sánchez	CERT	PRP Certification CERT proof power = 8 Proof certified good
2024-11-22	RBrock	C-PRP	A1634E1EDB936A2A PRP proof power = 8 PRP: Verified Proof certified good
2024-09-24	Ryan Propper	NF-PM1	B1=814000, B2=82171530
2024-09-04	Vili	NF	no factor from 2^76 to 2^77
2024-07-29	Wentao Huang	NF	no factor from 2^69 to 2^70
2024-07-29	Wentao Huang	NF	no factor from 2^68 to 2^69
2024-07-21	SRBase	NF	no factor from 2^75 to 2^76
2023-01-16	SRBase	NF	no factor from 2^74 to 2^75
2021-08-03	SRBase	NF	no factor from 2^73 to 2^74
2020-10-23	SRBase	NF	no factor from 2^72 to 2^73
2017-02-25	KrisD	NF	no factor from 2^71 to 2^72
2017-02-24	proxy2222	NF	no factor from 2^70 to 2^71
2016-08-20	Derek	NF	no factor from 2^69 to 2^70
2016-08-20	Derek	NF	no factor from 2^68 to 2^69
2016-08-16	rubikvn2100	NF	no factor from 2^67 to 2^68
2015-02-10	vwflat4	NF	no factor from 2^66 to 2^67
2012-11-23	KayJongsma	NF	no factor from 2^65 to 2^66
2010-12-07	-Anonymous-	NF	no factor from 2^64 to 2^65
2010-06-24	James Hintz	NF	no factor from 2^63 to 2^64