1323
RFC 1323 defined the TCP high performance extensions.
- Odd
- Composite
Where 1323 fits
Why 1323 is special
Window scaling comes from here, without which a single connection cannot exceed 64 kilobytes in flight regardless of the link's capacity.
1323 is part of
Factors & digit properties
- Divisors (12)
- 1, 3, 7, 9, 21, 27, 49, 63, 147, 189, 441, 1323
- Prime factorisation
- 3^3 × 7^2
- Digit sum
- 9
- Digital root
- 9
Representations
- Decimal
- 1323
- Binary
- 10100101011
- Octal
- 2453
- Hexadecimal
- 52b
- Roman numeral
- MCCCXXIII
- Scientific notation
- 1.323 × 10^3
Other mathematical patterns
- Deficient number
- Happy number
- Powerful number
- Harshad (Niven) number
- Lucky number (mathematical sieve)
Related numbers & connections
Window scaling removed the 64-kilobyte ceiling that capped a single connection regardless of link capacity.
RFC 7323 replaced the 1992 extensions document after twenty-three years, mainly to tighten ambiguous behaviour.
View 7323 →Numbers Around Us
- appears inNumbers that make the internet work
why?
Strength 0.50, confidence "high".
Other connections
- developed from7323
why?
Strength 0.50, confidence "high".
Technology & computing
RFC 1323 specified TCP window scaling and timestamps, removing the 16-bit window limit that capped throughput on high bandwidth-delay paths. It was updated by RFC 7323.
DocumentedTechnology & computingGeography: International — IETFPeriod: 1992
Common questions
Is 1323 a prime number?
No, 1323 is not prime.
What are the factors of 1323?
The factors of 1323 are 1, 3, 7, 9, 21, 27, 49, 63, 147, 189, 441, 1323.
What is 1323 in Roman numerals?
1323 in Roman numerals is MCCCXXIII.
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