84 506 563 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)	2018-03-07	Luigi Morelli	E9D53BD0683464C9	4477165	1	3
Verified	PRP without proof (not generated)	2021-09-16	HPEnvy	E9D53BD0683464C9	58862482	1	3

History

Date	User	Type	Result
2021-09-16	HPEnvy	C-PRP	E9D53BD0683464C9
2018-03-07	Luigi Morelli	C-PRP	E9D53BD0683464C9
2017-04-30	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
2017-02-03	-anonymous-	NF	no factor TF: 73-74
2017-02-03	-anonymous-	NF	no factor TF: 71-72
2017-02-03	-anonymous-	NF	no factor TF: 72-73
2013-07-12	Norman Ley	NF	no factor TF: 70-71
2013-02-19	SMoffat	NF	no factor TF: 69-70
2012-12-09	Mario Tranquillini	NF	no factor TF: 68-69
2012-09-15	Mario Tranquillini	NF	no factor TF: 67-68
2012-08-04	Mario Tranquillini	NF	no factor TF: 66-67
2012-07-14	Mario Tranquillini	NF	no factor TF: 65-66
2010-12-24	Architects Cubed	NF	no factor TF: 64-65