642 589 933 Exponent Status

PrimeNet Exponent Status

M_n

Status

Details

No factors below 2⁸⁴

TF target 2⁸⁴

P-1

B1 =	5740000
B2 =	172200000

Status	Date	User	Residue	Shift	Type	Base
Verified	2021-05-18	Kriesel	73CECA1C5EDD864D	0	1	3

History

Date	User	Type	Result
2021-05-26	George Woltman	CERT	PRP Certification CERT proof power = 8 Proof certified good
2021-05-18	Kriesel	C-PRP	73CECA1C5EDD864D PRP proof power = 8 PRP: Verified Proof certified good
2020-06-19	Kriesel	NF-PM1	B1=5740000, B2=172200000
2020-05-31	Kriesel	NF	no factor from 2^83 to 2^84
2020-05-31	Kriesel	NF	no factor from 2^82 to 2^83
2020-05-31	Kriesel	NF	no factor from 2^81 to 2^82
2020-05-31	Kriesel	NF	no factor from 2^80 to 2^81
2020-05-31	Kriesel	NF	no factor from 2^79 to 2^80
2020-05-31	Kriesel	NF	no factor from 2^78 to 2^79
2020-05-31	Kriesel	NF	no factor from 2^77 to 2^78
2020-05-31	Kriesel	NF	no factor from 2^76 to 2^77
2020-05-31	Kriesel	NF	no factor from 2^75 to 2^76
2020-05-31	Kriesel	NF	no factor from 2^74 to 2^75
2020-05-31	Kriesel	NF	no factor from 2^73 to 2^74
2020-05-31	Kriesel	NF	no factor from 2^72 to 2^73
2020-05-31	Kriesel	NF	no factor from 2^71 to 2^72
2020-05-31	Kriesel	NF	no factor from 2^70 to 2^71
2018-09-21	Niels_Mache_Nextcloud	NF	no factor from 2^69 to 2^70
2017-05-02	sasaki	NF	no factor from 2^68 to 2^69
2017-01-22	sasaki	NF	no factor from 2^67 to 2^68
2014-06-20	sasaki	NF	no factor from 2^66 to 2^67
2014-03-23	america64	NF	no factor from 2^65 to 2^66

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