263
+263 is the international calling code for Zimbabwe.
- Odd
- Prime
Where 263 fits
Why 263 is special
Zimbabwe abandoned its own currency in 2009 after hyperinflation, using US dollars and other currencies for a decade. Notes from that period, including a hundred-trillion-dollar bill, are now sold as souvenirs.
263 is part of
Factors & digit properties
- Divisors (2)
- 1, 263
- Prime factorisation
- 263
- Digit sum
- 11
- Digital root
- 2
Representations
- Decimal
- 263
- Binary
- 100000111
- Octal
- 407
- Hexadecimal
- 107
- Roman numeral
- CCLXIII
- Scientific notation
- 2.630 × 10^2
Other mathematical patterns
- Deficient number
- Happy number
- Safe prime
Related numbers & connections
Mozambique and Zimbabwe share a border, and Zimbabwe's landlocked economy has depended on Mozambican ports.
View 258 →Nearby in a sequence
- is adjacent to258
why?
Strength 0.50, confidence "high".
Geography
+263 reaches Zimbabwe. The country abandoned its own currency in 2009 following hyperinflation that produced a hundred-trillion-dollar banknote, now worth more as a collectible than it ever was as money.
DocumentedGeographyGeography: Zimbabwe
Common questions
Is 263 a prime number?
Yes, 263 is prime — it has exactly two positive divisors: 1 and itself.
What are the factors of 263?
The factors of 263 are 1, 263.
What is 263 in Roman numerals?
263 in Roman numerals is CCLXIII.
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