174 117 841 Exponent Status

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

PrimeNet Exponent Status

M_n

Status

Details

TF

No factors below 2⁷⁹

TF target 2⁷⁸

P-1

B1 =	1178000
B2 =	257635140

Status	Date	User	Residue	Shift	Type	Base
Verified	2022-12-19	Kriesel	E49382147C19F4F7	0	1	3

History

Date	User	Type	Result
2022-12-30	Dobri	NF	no factor from 2^78 to 2^79
2022-12-19	Georg_Edelmann	CERT	PRP Certification Proof certified good
2022-12-19	Kriesel	C-PRP	E49382147C19F4F7 PRP: Verified Proof certified good
2022-12-16	Kriesel	NF-PM1	B1=1178000, B2=257635140
2022-12-09	Kriesel	NF	no factor from 2^77 to 2^78
2022-12-09	Kriesel	NF	no factor from 2^76 to 2^77
2022-12-09	Kriesel	NF	no factor from 2^75 to 2^76
2022-12-09	Kriesel	NF	no factor from 2^74 to 2^75
2019-03-24	hkt	NF	no factor from 2^73 to 2^74
2019-03-24	hkt	NF	no factor from 2^72 to 2^73
2019-03-24	lobsterfordinner	NF	no factor from 2^71 to 2^72
2018-12-06	Zenghui	NF	no factor from 2^70 to 2^71
2018-08-01	proxy2222	NF	no factor from 2^69 to 2^70
2017-05-09	Andrew B	NF	no factor from 2^68 to 2^69
2016-06-09	america64	NF	no factor from 2^67 to 2^68
2015-06-27	vwflat4	NF	no factor from 2^66 to 2^67
2013-04-11	subgenius	NF	no factor from 2^65 to 2^66
2011-03-03	Lukin Dmitry	NF	no factor from 2^64 to 2^65
2010-07-14	Ali	NF	no factor from 2^63 to 2^64