105 003 607 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 =	835000
B2 =	16700000

Status	Date	User	Residue	Shift	Type	Base
Verified	2020-09-20	ky0uraku	D71AFAF2E980EDCC	0	1	3

History

Date	User	Type	Result
2020-09-20	Xebecer	CERT	PRP Certification CERT proof power = 8 Proof certified good
2020-09-20	ky0uraku	C-PRP	D71AFAF2E980EDCC PRP proof power = 8 PRP: Verified Proof certified good
2020-09-13	ktony	NF-PM1	B1=835000, B2=16700000, E=12
2020-09-09	RichD0	NF	no factor from 2^76 to 2^77
2020-09-09	LOBES	NF	no factor from 2^75 to 2^76
2020-09-09	ktony	NF	no factor from 2^74 to 2^75
2020-03-14	Hans Loeblich	NF	no factor from 2^73 to 2^74
2019-12-05	Ryan Propper	NF	no factor from 2^72 to 2^73
2018-12-30	el grocco	NF	no factor from 2^71 to 2^72
2015-01-07	shauge	NF	no factor from 2^70 to 2^71
2015-01-07	shauge	NF	no factor from 2^69 to 2^70
2014-06-16	Tobias	NF	no factor from 2^68 to 2^69
2014-06-14	SMoffat	NF	no factor from 2^67 to 2^68
2013-09-09	willmore	NF	no factor from 2^66 to 2^67
2012-05-09	sasaki3	NF	no factor from 2^65 to 2^66
2010-10-08	hustensaft	NF	no factor from 2^64 to 2^65
2010-04-19	sasaki3	NF	no factor from 2^63 to 2^64