84 523 349 Exponent Status

Great Internet Mersenne Prime Search
GIMPS
Finding World Record Primes Since 1996

PrimeNet Exponent Status

M_n

Details

Composite: proven not-prime with PRP test

No factors below 2⁷⁶

TF target 2⁷⁵

P-1

B1 =	675000
B2 =	13331250

Status	Proof	Date	User	Residue	Shift	Type	Base
Verified	PRP without proof (not generated)	2019-04-08	TravisJank	78EBCBAEA2F3BDB8	61659585	1	3
Verified	Certified Good Power=9	2021-09-12	Conductor	78EBCBAEA2F3BDB8	57023677	1	3

History

Date	User	Type	Result
2021-09-12	Architects Cubed	CERT	Proof certified good
2021-09-12	Conductor	C-PRP	Proof Certified Good Proof Power: 9
2019-04-08	TravisJank	C-PRP	78EBCBAEA2F3BDB8
2017-11-19	TheJudger	NF-PM1	B1=675000, B2=13331250, E=12
2017-04-24	TheJudger	NF	no factor TF: 74-75
2017-04-24	TheJudger	NF	no factor TF: 75-76
2017-02-10	-anonymous-	NF	no factor TF: 72-73
2017-02-10	-anonymous-	NF	no factor TF: 73-74
2017-02-10	-anonymous-	NF	no factor TF: 71-72
2014-09-13	SMoffat	NF	no factor TF: 70-71
2014-04-20	ITS	NF	no factor TF: 69-70
2014-02-13	Perederiy Serg N.	NF	no factor TF: 68-69
2013-08-15	ANONYMOUS	NF	no factor TF: 67-68
2013-08-13	Le Comte	NF	no factor TF: 66-67
2012-08-08	Carsten Kossendey	NF	no factor TF: 65-66
2010-12-23	Architects Cubed	NF	no factor TF: 64-65