139 760 749 Exponent Status

PrimeNet Exponent Status

M_n

Details

Composite: proven not-prime with PRP test

No factors below 2⁸¹

TF target 2⁷⁷

P-1

B1 =	1000000
B2 =	10023959400

Status	Proof	Date	User	Residue	Shift	Type	Base
Verified	Certified Good Power=10	2026-04-19	Sumurai8	6B863935CC76C6C0	54753075	1	3

History

Date	User	Type	Result
2026-04-20	kevshaw	CERT	Proof certified good
2026-04-19	Sumurai8	C-PRP	Proof Certified Good Proof Power: 10
2026-04-14	ViliamF	NF	no factor TF: 80-81
2026-03-24	chuenkit	NF-PM1	B1=1000000, B2=10023959400
2026-03-24	chuenkit	NF	no factor TF: 79-80
2026-03-24	chuenkit	NF	no factor TF: 78-79
2026-03-24	chuenkit	NF	no factor TF: 77-78
2024-09-24	Ryan Propper	NF-PM1	B1=814000, B2=82171530
2024-08-17	Luke Durant	NF	no factor TF: 76-77
2024-07-19	SRBase	NF	no factor TF: 75-76
2023-01-16	SRBase	NF	no factor TF: 74-75
2021-08-11	SRBase	NF	no factor TF: 73-74
2020-10-23	SRBase	NF	no factor TF: 72-73
2017-02-18	guru	NF	no factor TF: 71-72
2017-02-18	proxy2222	NF	no factor TF: 70-71
2016-08-27	Derek	NF	no factor TF: 69-70
2016-08-27	Derek	NF	no factor TF: 68-69
2016-07-25	proxy2222	NF	no factor TF: 67-68
2015-02-12	PALKOTAMAS	NF	no factor TF: 66-67
2012-12-04	Richard	NF	no factor TF: 65-66
2010-12-09	Richard	NF	no factor TF: 64-65
2010-06-13	zyg	NF	no factor TF: 63-64

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