118 152 443 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 =	799000
B2 =	240477930

Status	Date	User	Residue	Shift	Type	Base
Verified	2024-03-08	Luke Durant	A98D2A825FA0E0C8	0	1	3

History

Date	User	Type	Result
2024-03-09	curtisc	CERT	PRP Certification CERT proof power = 8 Proof certified good
2024-03-08	Luke Durant	C-PRP	A98D2A825FA0E0C8 PRP proof power = 8 PRP: Verified Proof certified good
2023-08-09	Kriesel	NF-PM1	B1=799000, B2=240477930
2023-06-02	S00030	NF-PM1	B1=643000, B2=52233870
2021-11-21	voidf	NF	no factor from 2^76 to 2^77
2021-03-20	jwnutter	NF	no factor from 2^75 to 2^76
2021-03-20	jwnutter	NF	no factor from 2^74 to 2^75
2019-08-27	Niels_Mache_Nextcloud	NF	no factor from 2^73 to 2^74
2016-03-20	snme2pm1	NF	no factor from 2^72 to 2^73
2015-04-03	SMoffat	NF	no factor from 2^71 to 2^72
2015-01-21	snme2pm1	NF	no factor from 2^70 to 2^71
2014-11-19	snme2pm1	NF	no factor from 2^69 to 2^70
2014-06-26	snme2pm1	NF	no factor from 2^68 to 2^69
2014-04-03	snme2pm1	NF	no factor from 2^66 to 2^68
2012-07-19	Richard	NF	no factor from 2^65 to 2^66
2010-10-14	Dubai_College	NF	no factor from 2^64 to 2^65
2010-05-13	Torchwood Institute	NF	no factor from 2^63 to 2^64