1377
1377 is a year in the 14th century. The papacy returned to Rome from Avignon (Italy).
- Odd
- Composite
Where 1377 fits
Why 1377 is special
1377 has a profile because of what happened in it rather than because of any property of the number: the papacy returned to Rome from Avignon (Italy).
1377 is part of
Factors & digit properties
- Divisors (10)
- 1, 3, 9, 17, 27, 51, 81, 153, 459, 1377
- Prime factorisation
- 3^4 × 17
- Digit sum
- 18
- Digital root
- 9
Representations
- Decimal
- 1377
- Scientific notation
- 1.377 × 10^3
Roman numerals
M C C C L X X V I I
Binary
1 0 1 0 1 1 0 0 0 0 1
1 × 1,024 + 0 × 512 + 1 × 256 + 0 × 128 + 1 × 64 + 1 × 32 + 0 × 16 + 0 × 8 + 0 × 4 + 0 × 2 + 1 × 1 = 1,377
Octal
2 5 4 1
2 × 512 + 5 × 64 + 4 × 8 + 1 × 1 = 1,377
Hexadecimal
5 6 1
5 × 256 + 6 × 16 + 1 × 1 = 1,377
Read as powers of two: 1,024 + 256 + 64 + 32 + 1 = 1,377.
In historical numeral systems
Egyptian
1 lotus, 3 coils of rope, 7 hobbles, 7 strokes
1 × 1,000 + 3 × 100 + 7 × 10 + 7 × 1 = 1,377. The signs are simply repeated and added; where they sit on the line is a matter of layout, not value.
Babylonian
2 corner wedges + 2 vertical wedges (sixties place), 5 corner wedges + 7 vertical wedges (units place)
22 × 60 + 57 = 1377. Places are separated by a space on the tablet, with the higher place written first.
Systems that simply cannot reach this value are left out. Where a script needs a font most readers do not have, the reading is given instead of the glyphs — see number systems for each system in full.
Other mathematical patterns
- Deficient number
Related numbers & connections
1377 is a year in the 14th century, in the 1370s.
Numbers Around Us
- appears inHistorical years
why?
Strength 0.50, confidence "high".
History
In 1377, the papacy returned to Rome from Avignon (Italy).
DocumentedHistoryGeography: ItalyPeriod: 1377
Common questions
Is 1377 a prime number?
No, 1377 is not prime.
What are the factors of 1377?
The factors of 1377 are 1, 3, 9, 17, 27, 51, 81, 153, 459, 1377.
What is 1377 in Roman numerals?
1377 in Roman numerals is MCCCLXXVII.
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: 15 July 2026