84 716 549 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 =	13300000

Status	Date	User	Residue	Shift	Type	Base
Verified	2018-03-28	ky0uraku	E7C1E37889E4FE00	32575582	1	3
Verified	2021-08-02	ATH	E7C1E37889E4FE00	0	1	3

History

Date	User	Type	Result
2021-08-02	ATH	C-PRP	E7C1E37889E4FE00 PRP: Verified PRP without proof (not generated)
2018-03-28	ky0uraku	C-PRP	E7C1E37889E4FE00 PRP: Verified PRP without proof (not generated)
2017-12-10	Kevin Jaget	NF-PM1	B1=700000, B2=13300000, E=6
2017-06-15	wombatman	NF	no factor from 2^75 to 2^76
2017-06-15	wombatman	NF	no factor from 2^74 to 2^75
2017-05-12	-Anonymous-	NF	no factor from 2^73 to 2^74
2016-12-20	Judge Hale	NF	no factor from 2^72 to 2^73
2013-03-28	gdbutch	NF	no factor from 2^71 to 2^72
2013-03-28	gdbutch	NF	no factor from 2^70 to 2^71
2013-03-28	gdbutch	NF	no factor from 2^69 to 2^70
2013-03-27	-Anonymous-	NF	no factor from 2^68 to 2^69
2013-03-21	RogueRobot	NF	no factor from 2^67 to 2^68
2013-03-21	Florimond C.	NF	no factor from 2^66 to 2^67
2012-08-20	Carsten Kossendey	NF	no factor from 2^65 to 2^66
2010-12-23	Architects Cubed	NF	no factor from 2^64 to 2^65