11 264 009 Exponent Status

PrimeNet Exponent Status

M_n

Status

Details

Composite, with 5 known prime factors. Cofactor is composite.

Factored

Factor	Digits	Bits	Date
90112073	8	26.4	old
428032343	9	28.7	2008-09-08 07:29:00
19193871337	11	34.2	2008-09-08 07:29:00
76423507590769	14	46.1	2008-10-01 00:34:17
50255358082220567	17	55.5	2015-01-27 12:25:47

Status	Date	User	Residue	Number of known factors	Shift	Type	Base
Verified	2021-07-01	Massimo Cappelli (ik5pwa)	48F25AD623660CB1	5	5511343	5	3

History

Date	User	Type	Result
2025-05-27	vsh	NF	no factor from 2^71 to 2^72
2025-04-02	vsh	NF	no factor from 2^70 to 2^71
2025-03-07	vsh	NF	no factor from 2^69 to 2^70
2025-01-12	vsh	NF-PM1	B1=10000000, B2=20000264130
2024-05-23	vsh	NF-PM1	B1=5000000, B2=3520700040
2024-05-06	vsh	NF-PM1	B1=2500000, B2=1568269560
2024-04-29	vsh	NF-PM1	B1=1400000, B2=795430350
2024-04-19	vsh	NF-PM1	B1=700000, B2=352517880
2024-04-18	vsh	NF-PM1	B1=350000, B2=149141850
2023-01-10	LordJulius	NF	no factor from 2^68 to 2^69
2022-12-09	LordJulius	NF	no factor from 2^67 to 2^68
2022-12-09	LordJulius	NF	no factor from 2^66 to 2^67
2022-12-09	LordJulius	NF	no factor from 2^65 to 2^66
2022-12-09	LordJulius	NF	no factor from 2^64 to 2^65
2021-07-01	Ben Delo	CERT	PRP Certification Proof certified good
2021-07-01	Massimo Cappelli (ik5pwa)	C-PRP	M11264009/90112073/428032343/19193871337/76423507590769/50255358082220567 : 48F25AD623660CB1 PRP proof power = 8 PRP: Verified Proof certified good
2015-01-27	TJAOI	F	Factor: 50255358082220567 / TF: 55-56
2008-10-01	markr	F	Factor: 76423507590769
2008-09-08	Will Edgington	F	Factor: 19193871337
2008-09-08	Will Edgington	F	Factor: 428032343

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