977
+977 is the international calling code for Nepal.
- Odd
- Prime
Where 977 fits
Why 977 is special
Nepal's time zone is offset by 45 minutes rather than a whole or half hour — one of only two such offsets in the world — set relative to a mountain rather than to a capital.
977 is part of
Factors & digit properties
- Divisors (2)
- 1, 977
- Prime factorisation
- 977
- Digit sum
- 23
- Digital root
- 5
Representations
- Decimal
- 977
- Binary
- 1111010001
- Octal
- 1721
- Hexadecimal
- 3d1
- Roman numeral
- CMLXXVII
- Scientific notation
- 9.770 × 10^2
Other mathematical patterns
- Deficient number
Geography
+977 reaches Nepal, which also keeps one of the world's only 45-minute time offsets. The reference point is a peak near Kathmandu rather than an administrative meridian.
DocumentedGeographyGeography: Nepal
Common questions
Is 977 a prime number?
Yes, 977 is prime — it has exactly two positive divisors: 1 and itself.
What are the factors of 977?
The factors of 977 are 1, 977.
What is 977 in Roman numerals?
977 in Roman numerals is CMLXXVII.
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