124 326 409 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 2⁷⁷

P-1

B1 =	1022000
B2 =	213248490

Status	Date	User	Residue	Shift	Type	Base
Verified	2024-07-11	Luke Durant	8B47370108D404BA	0	1	3

History

Date	User	Type	Result
2024-07-11	Luke Durant	CERT	PRP Certification CERT proof power = 9 Proof certified good
2024-07-11	Luke Durant	C-PRP	8B47370108D404BA PRP proof power = 9 PRP: Verified Proof certified good
2024-06-10	ee33t1	NF-PM1	B1=1022000, B2=213248490
2022-07-03	TheJudger	NF	no factor from 2^76 to 2^77
2022-07-03	TheJudger	NF	no factor from 2^75 to 2^76
2015-09-20	Ruediger Eckhard	NF	no factor from 2^74 to 2^75
2015-09-20	Ruediger Eckhard	NF	no factor from 2^73 to 2^74
2015-09-20	Ruediger Eckhard	NF	no factor from 2^72 to 2^73
2015-09-20	Ruediger Eckhard	NF	no factor from 2^71 to 2^72
2015-09-20	Ruediger Eckhard	NF	no factor from 2^70 to 2^71
2015-06-25	Judge Hale	NF	no factor from 2^69 to 2^70
2015-06-25	Judge Hale	NF	no factor from 2^68 to 2^69
2015-06-25	Judge Hale	NF	no factor from 2^67 to 2^68
2014-12-20	tsc	NF	no factor from 2^66 to 2^67
2012-09-03	csaba	NF	no factor from 2^65 to 2^66
2010-10-28	Torchwood Institute	NF	no factor from 2^64 to 2^65
2010-05-23	subgenius	NF	no factor from 2^63 to 2^64