4287
RFC 4287 defines the Atom syndication format.
- Odd
- Composite
Where 4287 fits
Why 4287 is special
It was written to fix the ambiguities of RSS with a properly specified format, and RSS remained more widely deployed anyway.
4287 is part of
Factors & digit properties
- Divisors (4)
- 1, 3, 1429, 4287
- Prime factorisation
- 3 × 1429
- Digit sum
- 21
- Digital root
- 3
Representations
- Decimal
- 4287
- Binary
- 1000010111111
- Octal
- 10277
- Hexadecimal
- 10bf
- Scientific notation
- 4.287 × 10^3
Other mathematical patterns
- Deficient number
- Happy number
- Semiprime
- Lucky number (mathematical sieve)
Related numbers & connections
Atom defines the feed format and AtomPub the protocol for editing the resources it describes.
View 5023 →Other connections
- is associated with5023
why?
Strength 0.50, confidence "high".
Technology & computing
RFC 4287 specifies Atom, an XML feed format with mandatory identifiers and dates. It was developed in response to inconsistencies among RSS versions, which nonetheless retained wider adoption.
DocumentedTechnology & computingGeography: International — IETFPeriod: 2005
Common questions
Is 4287 a prime number?
No, 4287 is not prime.
What are the factors of 4287?
The factors of 4287 are 1, 3, 1429, 4287.
About this page's data
Mathematical facts:computed directly from the number's value — nothing to source or verify externally.
Contextual records: 1 reviewer-confirmed record, sourced and reviewed before publication.
Last reviewed: 3 August 2026