1355
1355 is a year in the 14th century. Charles IV was crowned emperor at Rome, and confirmed the Golden Bull the following year (Italy).
- Odd
- Composite
Where 1355 fits
Why 1355 is special
1355 has a profile because of what happened in it rather than because of any property of the number: Charles IV was crowned emperor at Rome, and confirmed the Golden Bull the following year (Italy).
1355 is part of
Factors & digit properties
- Divisors (4)
- 1, 5, 271, 1355
- Prime factorisation
- 5 × 271
- Digit sum
- 14
- Digital root
- 5
Representations
- Decimal
- 1355
- Scientific notation
- 1.355 × 10^3
Roman numerals
M C C C L V
Binary
1 0 1 0 1 0 0 1 0 1 1
1 × 1,024 + 0 × 512 + 1 × 256 + 0 × 128 + 1 × 64 + 0 × 32 + 0 × 16 + 1 × 8 + 0 × 4 + 1 × 2 + 1 × 1 = 1,355
Octal
2 5 1 3
2 × 512 + 5 × 64 + 1 × 8 + 3 × 1 = 1,355
Hexadecimal
5 4 b
5 × 256 + 4 × 16 + b × 1 = 1,355
Read as powers of two: 1,024 + 256 + 64 + 8 + 2 + 1 = 1,355.
In historical numeral systems
Egyptian
1 lotus, 3 coils of rope, 5 hobbles, 5 strokes
1 × 1,000 + 3 × 100 + 5 × 10 + 5 × 1 = 1,355. 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), 3 corner wedges + 5 vertical wedges (units place)
22 × 60 + 35 = 1355. 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
- Semiprime
Related numbers & connections
1355 is a year in the 14th century, in the 1350s.
Numbers Around Us
- appears inHistorical years
why?
Strength 0.50, confidence "high".
History
In 1355, Charles IV was crowned emperor at Rome, and confirmed the Golden Bull the following year (Italy).
DocumentedHistoryGeography: ItalyPeriod: 1355
Common questions
Is 1355 a prime number?
No, 1355 is not prime.
What are the factors of 1355?
The factors of 1355 are 1, 5, 271, 1355.
What is 1355 in Roman numerals?
1355 in Roman numerals is MCCCLV.
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