134 967 491 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 =	1182000
B2 =	1568744100

Status	Date	User	Residue	Shift	Type	Base
Verified	2024-10-04	Yoon	964AFB0A76576F28	72255469	1	3

History

Date	User	Type	Result
2024-10-04	arbitercay478	CERT	PRP Certification CERT proof power = 8 Proof certified good
2024-10-04	Yoon	C-PRP	964AFB0A76576F28 PRP proof power = 8 PRP: Verified Proof certified good
2024-06-24	Luke Durant	NF-PM1	B1=1182000, B2=1568744100
2024-03-07	Richard	NF	no factor from 2^76 to 2^77
2024-02-25	Poao	NF	no factor from 2^75 to 2^76
2023-01-07	SRBase	NF	no factor from 2^74 to 2^75
2021-07-27	SRBase	NF	no factor from 2^73 to 2^74
2020-10-22	SRBase	NF	no factor from 2^72 to 2^73
2017-02-07	workerthread	NF	no factor from 2^71 to 2^72
2017-01-24	proxy2222	NF	no factor from 2^70 to 2^71
2016-08-09	Derek	NF	no factor from 2^69 to 2^70
2016-08-09	Derek	NF	no factor from 2^68 to 2^69
2016-08-06	proxy2222	NF	no factor from 2^67 to 2^68
2015-01-24	aurashift	NF	no factor from 2^66 to 2^67
2012-11-03	Richard	NF	no factor from 2^65 to 2^66
2010-11-24	Torchwood Institute	NF	no factor from 2^64 to 2^65
2010-06-18	Richard	NF	no factor from 2^63 to 2^64