102 483 911 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 2⁷⁶

TF target 2⁷⁶

P-1

B1 =	895000
B2 =	18123750

Status	Date	User	Residue	Shift	Type	Base
Verified	2021-03-05	carlds	B2A4E1320858EB38	22427240	1	3

History

Date	User	Type	Result
2021-03-05	curtisc	CERT	PRP Certification CERT proof power = 8 Proof certified good
2021-03-05	carlds	C-PRP	B2A4E1320858EB38 PRP proof power = 8 PRP: Verified Proof certified good
2021-02-09	apocalypse	NF-PM1	B1=895000, B2=18123750, E=6
2020-11-08	TheJudger	NF	no factor from 2^75 to 2^76
2020-11-08	TheJudger	NF	no factor from 2^74 to 2^75
2020-03-30	SRBase	NF	no factor from 2^73 to 2^74
2020-03-29	SRBase	NF	no factor from 2^72 to 2^73
2014-12-29	PascalBieri	NF	no factor from 2^71 to 2^72
2014-04-22	Andreas_Truetsch	NF	no factor from 2^70 to 2^71
2013-12-22	Milldang	NF	no factor from 2^69 to 2^70
2013-12-16	timc995	NF	no factor from 2^68 to 2^69
2013-09-07	processinfo	NF	no factor from 2^67 to 2^68
2013-08-28	processinfo	NF	no factor from 2^66 to 2^67
2012-04-23	Gordon Spence	NF	no factor from 2^65 to 2^66
2010-08-18	Torchwood Institute	NF	no factor from 2^64 to 2^65
2010-04-18	1997rj7	NF	no factor from 2^63 to 2^64