103 975 441 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 =	820000
B2 =	15990000

Status	Date	User	Residue	Shift
Unverified	2020-04-10	Rhialto	CDDFC998F1C96D__	21392916

Status	Date	User	Residue	Shift	Type	Base
Verified	2024-09-25	mewturn	68E5CB9505B61D4D	0	1	3

History

Date	User	Type	Result
2024-09-27	Pappy	CERT	PRP Certification CERT proof power = 7 Proof certified good
2024-09-25	mewturn	C-PRP	68E5CB9505B61D4D PRP proof power = 7 PRP: Verified Proof certified good
2020-04-10	Rhialto	C-LL	CDDFC998F1C96D__
2020-03-25	linament	NF-PM1	B1=820000, B2=15990000, E=6
2020-02-09	TheJudger	NF	no factor from 2^76 to 2^77
2020-02-09	TheJudger	NF	no factor from 2^75 to 2^76
2020-02-03	LaurV	NF	no factor from 2^74 to 2^75
2019-08-06	Niels_Mache_Nextcloud	NF	no factor from 2^73 to 2^74
2019-08-06	Niels_Mache_Nextcloud	NF	no factor from 2^72 to 2^73
2014-12-27	C.D.B.	NF	no factor from 2^71 to 2^72
2014-07-15	sasaki	NF	no factor from 2^70 to 2^71
2014-07-04	webbert	NF	no factor from 2^69 to 2^70
2013-09-07	GrunwalderGIMP	NF	no factor from 2^68 to 2^69
2013-09-06	Robish	NF	no factor from 2^67 to 2^68
2013-09-02	AdolfNor	NF	no factor from 2^66 to 2^67
2012-05-03	oodaira	NF	no factor from 2^65 to 2^66
2010-08-25	OS1	NF	no factor from 2^64 to 2^65
2010-04-21	Richard	NF	no factor from 2^63 to 2^64