117 378 847 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 2⁷⁸

TF target 2⁷⁶

P-1

B1 =	1000000
B2 =	347125350

Status	Proof	Date	User	Residue	Shift	Type	Base
Verified	Certified Good Power=8	2023-09-10	Fabrice Bellet	6CB17E54F92213A2	48589967	1	3

History

Date	User	Type	Result
2023-09-10	curtisc	CERT	Proof certified good
2023-09-10	Fabrice Bellet	C-PRP	Proof Certified Good Proof Power: 8
2023-03-30	Mihai Preda	NF-PM1	B1=1000000, B2=347125350
2022-10-05	jwnutter	NF	no factor TF: 77-78
2022-05-08	TheJudger	NF	no factor TF: 76-77
2021-06-30	TheJudger	NF	no factor TF: 75-76
2021-01-27	hkt	NF	no factor TF: 74-75
2020-01-26	Niels_Mache_Nextcloud	NF	no factor TF: 73-74
2020-01-26	Niels_Mache_Nextcloud	NF	no factor TF: 72-73
2015-11-04	-anonymous-	NF	no factor TF: 71-72
2015-11-03	CSLatDD	NF	no factor TF: 70-71
2015-10-28	La Güira	NF	no factor TF: 69-70
2015-10-28	La Güira	NF	no factor TF: 68-69
2015-09-04	el grocco	NF	no factor TF: 67-68
2014-12-09	sasaki3	NF	no factor TF: 66-67
2012-07-05	Mr-Plonk	NF	no factor TF: 65-66
2010-10-11	Torchwood Institute	NF	no factor TF: 64-65
2010-05-11	ramgeis	NF	no factor TF: 63-64