116 848 427 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 =	568000
B2 =	25315000

Status	Date	User	Residue	Shift	Type	Base
Verified	2023-10-08	Smok_bmv	8BCDB3A415BB2891	104885429	1	3
Verified	2024-08-05	mewturn	8BCDB3A415BB2891	0	1	3

History

Date	User	Type	Result
2024-08-13	LOBES	CERT	PRP Certification CERT proof power = 7 Proof certified good
2024-08-05	mewturn	C-PRP	8BCDB3A415BB2891 PRP proof power = 7 PRP: Verified Proof certified good
2023-10-08	Smok_bmv	C-PRP	8BCDB3A415BB2891 PRP proof power = 8 PRP: Verified PRP proof never uploaded
2022-11-11	ky0uraku	NF-PM1	B1=568000, B2=25315000
2022-04-29	Aerow	NF	no factor from 2^76 to 2^77
2021-06-13	TheJudger	NF	no factor from 2^75 to 2^76
2021-06-13	TheJudger	NF	no factor from 2^74 to 2^75
2021-02-28	Richard Thomas	NF	no factor from 2^73 to 2^74
2020-08-08	tsc	NF	no factor from 2^72 to 2^73
2015-04-15	Xebecer	NF	no factor from 2^71 to 2^72
2015-04-15	Xebecer	NF	no factor from 2^70 to 2^71
2015-04-15	Xebecer	NF	no factor from 2^69 to 2^70
2015-04-15	Xebecer	NF	no factor from 2^68 to 2^69
2015-04-15	Xebecer	NF	no factor from 2^67 to 2^68
2014-12-10	GrunwalderGIMP	NF	no factor from 2^66 to 2^67
2012-07-01	subgenius	NF	no factor from 2^65 to 2^66
2010-10-10	Mr-Plonk	NF	no factor from 2^64 to 2^65
2010-07-10	sasaki3	NF	no factor from 2^63 to 2^64