843 112 609 Exponent Status

PrimeNet Exponent Status

M_n

Details

Composite: proven not-prime with PRP test

No factors below 2⁸⁵

TF target 2⁸⁵

P-1

B1 =	7520000
B2 =	225600000

Status	Proof	Date	User	Residue	Shift	Type	Base
Verified	Certified Good Power=8	2021-07-04	Kriesel	1B72DD497BFF7A50	0	1	3

History

Date	User	Type	Result
2022-01-30	Dobri	NF	no factor TF: 71-72
2022-01-30	Dobri	NF	no factor TF: 1-70
2022-01-12	George Woltman	CERT	Proof certified good
2021-12-01	George Woltman	CERT	Certification bad
2021-11-16	Kriesel	CERT	Certification bad
2021-07-04	Kriesel	C-PRP	1B72DD497BFF7A50 Proof Certified Good Proof Power: 8
2020-10-26	Kriesel	NF-PM1	B1=7520000, B2=225600000
2020-09-06	Kriesel	NF	no factor TF: 84-85
2020-09-06	Kriesel	NF	no factor TF: 82-83
2020-09-06	Kriesel	NF	no factor TF: 83-84
2020-09-06	Kriesel	NF	no factor TF: 78-79
2020-09-06	Kriesel	NF	no factor TF: 79-80
2020-09-06	Kriesel	NF	no factor TF: 80-81
2020-09-06	Kriesel	NF	no factor TF: 81-82
2020-09-06	Kriesel	NF	no factor TF: 75-76
2020-09-06	Kriesel	NF	no factor TF: 76-77
2020-09-06	Kriesel	NF	no factor TF: 77-78
2020-09-06	Kriesel	NF	no factor TF: 74-75
2020-09-06	Kriesel	NF	no factor TF: 72-73
2020-09-06	Kriesel	NF	no factor TF: 73-74
2020-09-06	Kriesel	NF	no factor TF: 71-72
2019-09-16	srow7	NF	no factor TF: 70-71
2016-12-21	ramgeis	NF	no factor TF: 68-70
2015-08-15	sasaki	NF	no factor TF: 67-68
2015-02-09	sasaki	NF	no factor TF: 66-67
2013-08-15	america64	NF	no factor TF: 65-66
2010-10-06	Architects Cubed	NF	no factor TF: 64-65
2010-04-07	Architects Cubed	NF	no factor TF: 63-64

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