109 082 621 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 =	546000
B2 =	13073000

Status	Date	User	Residue	Shift	Type	Base
Verified	2022-04-10	curtisc	2C83F62E41AEE027	20206054	1	3

History

Date	User	Type	Result
2022-04-11	curtisc	CERT	PRP Certification CERT proof power = 8 Proof certified good
2022-04-10	curtisc	C-PRP	2C83F62E41AEE027 PRP proof power = 8 PRP: Verified Proof certified good
2022-03-20	Sturle Sunde	NF-PM1	B1=546000, B2=13073000, E=12
2022-01-08	TheJudger	NF	no factor from 2^76 to 2^77
2021-04-26	TheJudger	NF	no factor from 2^75 to 2^76
2021-04-26	TheJudger	NF	no factor from 2^74 to 2^75
2020-07-15	XZT	NF	no factor from 2^73 to 2^74
2020-03-11	erick84mm	NF	no factor from 2^72 to 2^73
2019-01-20	Niels_Mache_Nextcloud	NF	no factor from 2^71 to 2^72
2014-11-23	workerthread	NF	no factor from 2^70 to 2^71
2014-11-13	workerthread	NF	no factor from 2^69 to 2^70
2013-10-17	gucs	NF	no factor from 2^68 to 2^69
2013-10-12	Keiken	NF	no factor from 2^67 to 2^68
2013-10-12	Cow_tipping	NF	no factor from 2^66 to 2^67
2012-05-25	OS1	NF	no factor from 2^65 to 2^66
2010-09-13	vapaddy	NF	no factor from 2^64 to 2^65
2010-05-05	monst	NF	no factor from 2^63 to 2^64