115 501 651 Exponent Status

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

PrimeNet Exponent Status

M_n

Status

Details

TF

No factors below 2⁷⁷

TF target 2⁷⁶

P-1

B1 =	559000
B2 =	23646000

Status		Date	User	Residue	Shift	Type	Base
composite	Verified	2024-01-02	ky0uraku	B80B61ECA898E4C5	73943481	1	3

History

Date	User	Type	Result
2024-01-02	Peter Mayes	CERT	PRP Certification CERT proof power = 9 Proof certified good
2024-01-02	ky0uraku	C-PRP	B80B61ECA898E4C5 PRP proof power = 9 PRP: Verified Proof certified good
2022-05-21	owftheevil	NF-PM1	B1=559000, B2=23646000
2021-08-01	wombatman	NF	no factor from 2^76 to 2^77
2021-06-02	TheJudger	NF	no factor from 2^75 to 2^76
2021-06-02	TheJudger	NF	no factor from 2^74 to 2^75
2020-11-14	gcardona	NF	no factor from 2^73 to 2^74
2020-04-24	SRBase	NF	no factor from 2^72 to 2^73
2015-05-30	Summy	NF	no factor from 2^71 to 2^72
2015-05-27	symallad	NF	no factor from 2^70 to 2^71
2015-05-26	g0b	NF	no factor from 2^69 to 2^70
2015-03-19	Red Raven	NF	no factor from 2^68 to 2^69
2015-03-14	Red Raven	NF	no factor from 2^67 to 2^68
2014-11-29	Mr-Plonk	NF	no factor from 2^66 to 2^67
2012-06-20	OS1	NF	no factor from 2^65 to 2^66
2010-10-06	Torchwood Institute	NF	no factor from 2^64 to 2^65
2010-05-10	ramgeis	NF	no factor from 2^63 to 2^64