82 830 589 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 2⁷⁵

P-1

B1 =	705000
B2 =	14452500

Status	Date	User	Residue	Shift
Unverified	2018-09-04	ANONYMOUS	706D624D88C0B0__	27338119

Status	Date	User	Residue	Shift	Type	Base
Verified	2024-10-14	Luke Durant	63D2A0CECC24B686	0	1	3

History

Date	User	Type	Result
2024-10-14	David Barina	CERT	PRP Certification CERT proof power = 9 Proof certified good
2024-10-14	Luke Durant	C-PRP	63D2A0CECC24B686 PRP proof power = 9 PRP: Verified Proof certified good
2024-08-18	tbusby	NF	no factor from 2^75 to 2^76
2018-09-04	ANONYMOUS	C-LL	706D624D88C0B0__
2016-12-12	TheJudger	NF-PM1	B1=705000, B2=14452500, E=12
2016-12-02	-Anonymous-	NF	no factor from 2^74 to 2^75
2016-12-02	-Anonymous-	NF	no factor from 2^73 to 2^74
2016-12-02	-Anonymous-	NF	no factor from 2^72 to 2^73
2016-12-02	-Anonymous-	NF	no factor from 2^71 to 2^72
2014-03-29	Hobz	NF	no factor from 2^70 to 2^71
2014-02-16	symallad	NF	no factor from 2^69 to 2^70
2014-02-11	-Anonymous-	NF	no factor from 2^68 to 2^69
2013-06-10	PascalBieri	NF	no factor from 2^67 to 2^68
2013-01-31	rjbelans	NF	no factor from 2^66 to 2^67
2011-03-29	KarlMJ	NF	no factor from 2^65 to 2^66
2010-12-18	Architects Cubed	NF	no factor from 2^64 to 2^65