387
+387 is the international calling code for Bosnia and Herzegovina.
- Odd
- Composite
Where 387 fits
Why 387 is special
Bosnia has a three-member rotating presidency, one from each main ethnic group, under a constitution written as part of a peace agreement in 1995.
Factors & digit properties
- Divisors (6)
- 1, 3, 9, 43, 129, 387
- Prime factorisation
- 3^2 × 43
- Digit sum
- 18
- Digital root
- 9
Representations
- Decimal
- 387
- Binary
- 110000011
- Octal
- 603
- Hexadecimal
- 183
- Roman numeral
- CCCLXXXVII
- Scientific notation
- 3.870 × 10^2
Other mathematical patterns
- Deficient number
Related numbers & connections
Bosnia and Herzegovina and Croatia share a border and a constitutional settlement written into the Dayton peace agreement of 1995.
View 385 →Nearby in a sequence
- is adjacent to385
why?
Strength 0.50, confidence "high".
Geography
+387 reaches Bosnia and Herzegovina, whose constitution is an annex to the Dayton peace agreement and provides for a rotating three-person presidency.
DocumentedGeographyGeography: Bosnia and Herzegovina
Common questions
Is 387 a prime number?
No, 387 is not prime.
What are the factors of 387?
The factors of 387 are 1, 3, 9, 43, 129, 387.
What is 387 in Roman numerals?
387 in Roman numerals is CCCLXXXVII.
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