112 472 653 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 =	904000
B2 =	51520000

Status	Date	User	Residue	Shift	Type	Base
Verified	2022-03-24	Cherkashin	303D3F786B00EDA4	15002770	1	3

History

Date	User	Type	Result
2022-03-24	lajo321	CERT	PRP Certification CERT proof power = 10 Proof certified good
2022-03-24	Cherkashin	C-PRP	303D3F786B00EDA4 PRP proof power = 10 PRP: Verified Proof certified good
2022-02-02	Ben Delo	NF-PM1	B1=904000, B2=51520000
2021-01-01	arpcar	NF	no factor from 2^76 to 2^77
2020-12-07	arpcar	NF	no factor from 2^75 to 2^76
2020-12-01	arpcar	NF	no factor from 2^74 to 2^75
2020-09-30	el grocco	NF	no factor from 2^73 to 2^74
2020-04-21	SRBase	NF	no factor from 2^72 to 2^73
2015-05-19	endless_mike	NF	no factor from 2^71 to 2^72
2015-05-19	endless_mike	NF	no factor from 2^70 to 2^71
2015-05-19	endless_mike	NF	no factor from 2^69 to 2^70
2015-05-19	endless_mike	NF	no factor from 2^68 to 2^69
2015-05-19	endless_mike	NF	no factor from 2^67 to 2^68
2013-10-14	PascalBieri	NF	no factor from 2^66 to 2^67
2012-07-31	sasaki3	NF	no factor from 2^65 to 2^66
2010-09-25	Commaster	NF	no factor from 2^64 to 2^65
2010-05-06	Richard	NF	no factor from 2^63 to 2^64