204 871 837 Exponent Status

PrimeNet Exponent Status

M_n

Status

Details

No factors below 2⁸⁰

TF target 2⁷⁹

P-1

B1 =	1300000
B2 =	50000000

Status	Date	User	Residue	Shift	Type	Base
Verified	2022-12-31	Kriesel	C2752C14690D0570	0	1	3

History

Date	User	Type	Result
2022-12-31	curtisc	CERT	PRP Certification Proof certified good
2022-12-31	Kriesel	C-PRP	C2752C14690D0570 PRP: Verified Proof certified good
2022-12-28	Dobri	NF	no factor from 2^79 to 2^80
2022-12-24	Kriesel	NF-PM1	B1=1300000, B2=50000000
2022-12-21	Kriesel	NF	no factor from 2^78 to 2^79
2022-12-21	Kriesel	NF	no factor from 2^77 to 2^78
2022-12-21	Kriesel	NF	no factor from 2^76 to 2^77
2022-12-21	Kriesel	NF	no factor from 2^75 to 2^76
2022-12-21	Kriesel	NF	no factor from 2^74 to 2^75
2022-12-11	Dobri	NF	no factor from 2^72 to 2^73
2022-12-11	Dobri	NF	no factor from 2^71 to 2^72
2022-12-11	Dobri	NF	no factor from 2^70 to 2^71
2022-12-11	Dobri	NF	no factor from 2^69 to 2^70
2022-12-11	Dobri	NF	no factor from 2^68 to 2^69
2022-12-11	Dobri	NF	no factor from 2^1 to 2^68
2020-06-17	hkt	NF	no factor from 2^73 to 2^74
2020-06-16	La Güira	NF	no factor from 2^72 to 2^73
2019-10-22	GrunwalderGIMP	NF	no factor from 2^71 to 2^72
2019-10-22	GrunwalderGIMP	NF	no factor from 2^70 to 2^71
2019-01-14	Chabot Prime	NF	no factor from 2^69 to 2^70
2017-10-01	Mr-Plonk	NF	no factor from 2^68 to 2^69
2016-08-26	tsc	NF	no factor from 2^67 to 2^68
2015-10-07	Richard	NF	no factor from 2^66 to 2^67
2013-07-31	Luigi R.	NF	no factor from 2^65 to 2^66
2011-05-07	tsc	NF	no factor from 2^64 to 2^65

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