86 548 019 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 =	700000
B2 =	13650000

Status	Date	User	Residue	Shift	Type	Base
Verified	2019-09-04	ky0uraku	092C1E93BDD7C2B8	24632666	1	3
Verified	2025-02-19	GdS	092C1E93BDD7C2B8	0	1	3

History

Date	User	Type	Result
2025-02-19	ANONYMOUS	CERT	PRP Certification CERT proof power = 10 Proof certified good
2025-02-19	GdS	C-PRP	092C1E93BDD7C2B8 PRP proof power = 10 PRP: Verified Proof certified good
2019-09-04	ky0uraku	C-PRP	092C1E93BDD7C2B8 PRP: Verified PRP without proof (not generated)
2018-03-27	pew	NF-PM1	B1=700000, B2=13650000, E=6
2018-02-18	TheJudger	NF	no factor from 2^75 to 2^76
2018-02-10	RichD0	NF	no factor from 2^74 to 2^75
2017-05-19	-Anonymous-	NF	no factor from 2^73 to 2^74
2017-05-02	Judge Hale	NF	no factor from 2^72 to 2^73
2017-03-20	masser	NF	no factor from 2^71 to 2^72
2014-11-16	1997rj7	NF	no factor from 2^70 to 2^71
2013-03-29	Smok_bmv	NF	no factor from 2^69 to 2^70
2013-03-25	Smok_bmv	NF	no factor from 2^68 to 2^69
2013-03-22	SMoffat	NF	no factor from 2^67 to 2^68
2013-03-21	wangyun183	NF	no factor from 2^66 to 2^67
2011-02-07	Michael C	NF	no factor from 2^65 to 2^66
2010-11-22	Architects Cubed	NF	no factor from 2^64 to 2^65