115 001 629 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 2⁷⁶

P-1

B1 =	517000
B2 =	18706650

Status	Date	User	Residue	Shift	Type	Base
Verified	2023-11-29	S00030	616D989E0272AB6E	701033	1	3

History

Date	User	Type	Result
2024-06-23	James Heinrich	NF	no factor from 2^72 to 2^73
2023-11-29	Will K	CERT	PRP Certification CERT proof power = 8 Proof certified good
2023-11-29	S00030	C-PRP	616D989E0272AB6E PRP proof power = 8 PRP: Verified Proof certified good
2022-10-13	Jwb52z	NF-PM1	B1=517000, B2=18706650
2021-07-05	Daniel Tobias Johansen Langhoff	NF	no factor from 2^76 to 2^77
2021-05-28	TheJudger	NF	no factor from 2^75 to 2^76
2020-10-30	La Güira	NF	no factor from 2^74 to 2^75
2020-09-23	TheGazMan	NF	no factor from 2^73 to 2^74
2019-05-03	Conductor	NF	no factor from 2^72 to 2^73
2013-08-17	Thomas N	NF	no factor from 2^71 to 2^72
2013-08-17	Thomas N	NF	no factor from 2^70 to 2^71
2013-08-17	Thomas N	NF	no factor from 2^69 to 2^70
2013-08-17	Thomas N	NF	no factor from 2^68 to 2^69
2013-08-17	Thomas N	NF	no factor from 2^66 to 2^68
2012-06-17	bcp19	NF	no factor from 2^65 to 2^66
2010-10-04	Torchwood Institute	NF	no factor from 2^64 to 2^65
2010-05-08	smoky	NF	no factor from 2^63 to 2^64