3849
RFC 3849 reserves an IPv6 range for documentation.
- Odd
- Composite
Where 3849 fits
Why 3849 is special
It is the IPv6 counterpart to the IPv4 documentation ranges, reserving 2001:db8:: for the same reason.
Factors & digit properties
- Divisors (4)
- 1, 3, 1283, 3849
- Prime factorisation
- 3 × 1283
- Digit sum
- 24
- Digital root
- 6
Representations
- Decimal
- 3849
- Binary
- 111100001001
- Octal
- 7411
- Hexadecimal
- f09
- Roman numeral
- MMMDCCCXLIX
- Scientific notation
- 3.849 × 10^3
Other mathematical patterns
- Deficient number
- Semiprime
- Lucky number (mathematical sieve)
Related numbers & connections
One reserves IPv4 documentation ranges and the other the IPv6 prefix, both because examples using real addresses generated real traffic.
View 5737 →The documentation prefix is carved from the IPv6 address space that RFC 4291 defines.
View 4291 →Technology & computing
RFC 3849 reserves the 2001:db8::/32 prefix for use in documentation and examples, preventing example addresses from routing to real networks.
DocumentedTechnology & computingGeography: International — IETFPeriod: 2004
Common questions
Is 3849 a prime number?
No, 3849 is not prime.
What are the factors of 3849?
The factors of 3849 are 1, 3, 1283, 3849.
What is 3849 in Roman numerals?
3849 in Roman numerals is MMMDCCCXLIX.
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