113 137 201 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 =	19079000

Status	Date	User	Residue	Shift	Type	Base
Verified	2023-06-11	Ruslan Borisov	D2C2454737EADF21	75619068	1	3

History

Date	User	Type	Result
2023-06-11	Schnell Lab	CERT	PRP Certification CERT proof power = 10 Proof certified good
2023-06-11	Ruslan Borisov	C-PRP	D2C2454737EADF21 PRP proof power = 10 PRP: Verified Proof certified good
2022-03-30	Ryan Propper	NF-PM1	B1=516000, B2=19079000
2020-12-18	arpcar	NF	no factor from 2^76 to 2^77
2020-12-14	RobertKazan	NF	no factor from 2^75 to 2^76
2020-12-14	RobertKazan	NF	no factor from 2^74 to 2^75
2020-10-06	burkhajo	NF	no factor from 2^73 to 2^74
2020-04-21	SRBase	NF	no factor from 2^72 to 2^73
2015-02-14	endless_mike	NF	no factor from 2^71 to 2^72
2015-02-14	endless_mike	NF	no factor from 2^70 to 2^71
2015-02-14	endless_mike	NF	no factor from 2^69 to 2^70
2015-02-14	endless_mike	NF	no factor from 2^68 to 2^69
2015-02-10	SMoffat	NF	no factor from 2^67 to 2^68
2013-10-12	Cow_tipping	NF	no factor from 2^66 to 2^67
2012-06-08	Richard	NF	no factor from 2^65 to 2^66
2010-09-28	sasaki3	NF	no factor from 2^64 to 2^65
2010-06-08	1997rj7	NF	no factor from 2^63 to 2^64