113 150 743 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 =	516000
B2 =	19082000

Status	Date	User	Residue	Shift	Type	Base
Verified	2023-06-22	ky0uraku	4FE1357B33CDC665	60710226	1	3

History

Date	User	Type	Result
2023-06-22	LOBES	CERT	PRP Certification CERT proof power = 9 Proof certified good
2023-06-22	ky0uraku	C-PRP	4FE1357B33CDC665 PRP proof power = 9 PRP: Verified Proof certified good
2022-04-17	Ryan Propper	NF-PM1	B1=516000, B2=19082000
2021-01-17	arpcar	NF	no factor from 2^76 to 2^77
2020-10-28	RichD0	NF	no factor from 2^75 to 2^76
2020-06-12	tsc	NF	no factor from 2^74 to 2^75
2013-10-22	tomfr	NF	no factor from 2^73 to 2^74
2013-10-22	tomfr	NF	no factor from 2^72 to 2^73
2013-10-22	tomfr	NF	no factor from 2^71 to 2^72
2013-10-22	tomfr	NF	no factor from 2^70 to 2^71
2013-10-22	tomfr	NF	no factor from 2^69 to 2^70
2013-10-22	tomfr	NF	no factor from 2^68 to 2^69
2013-10-22	tomfr	NF	no factor from 2^66 to 2^68
2012-06-04	sasaki3	NF	no factor from 2^65 to 2^66
2010-09-28	OS1	NF	no factor from 2^64 to 2^65
2010-06-14	1997rj7	NF	no factor from 2^63 to 2^64