99 001 043 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 =	10000000
B2 =	100000000

Status	Date	User	Residue	Shift	Type	Base
Verified	2020-11-11	ky0uraku	A46BCDEA487C5802	0	1	3

History

Date	User	Type	Result
2020-11-11	Richard Thomas	CERT	PRP Certification CERT proof power = 9 Proof certified good
2020-11-11	ky0uraku	C-PRP	A46BCDEA487C5802 PRP proof power = 9 PRP: Verified Proof certified good
2020-11-09	ky0uraku	NF-PM1	B1=10000000, B2=100000000
2019-11-07	LaurV	NF	no factor from 2^76 to 2^77
2019-11-07	LaurV	NF	no factor from 2^75 to 2^76
2019-11-07	LaurV	NF	no factor from 2^74 to 2^75
2018-07-12	mikr	NF	no factor from 2^73 to 2^74
2018-07-12	mikr	NF	no factor from 2^72 to 2^73
2016-01-20	caddr	NF-PM1	B1=1070000, B2=26750000
2013-12-12	ANONYMOUS	NF	no factor from 2^71 to 2^72
2011-05-09	Ungelovende	NF	no factor from 2^70 to 2^71
2011-05-09	Ungelovende	NF	no factor from 2^69 to 2^70
2011-05-09	Ungelovende	NF	no factor from 2^68 to 2^69
2011-05-09	Ungelovende	NF	no factor from 2^66 to 2^68
2011-05-07	Ungelovende	NF	no factor from 2^65 to 2^66
2011-01-30	1997rj7	NF	no factor from 2^64 to 2^65