1361
1361 is a year in the 14th century. A second wave of plague struck, and it fell heavily on those born since the first (Europe).
- Odd
- Prime
Where 1361 fits
Why 1361 is special
1361 has a profile because of what happened in it rather than because of any property of the number: a second wave of plague struck, and it fell heavily on those born since the first (Europe).
1361 is part of
Factors & digit properties
- Divisors (2)
- 1, 1361
- Prime factorisation
- 1361
- Digit sum
- 11
- Digital root
- 2
Representations
- Decimal
- 1361
- Scientific notation
- 1.361 × 10^3
Roman numerals
M C C C L X I
Binary
1 0 1 0 1 0 1 0 0 0 1
1 × 1,024 + 0 × 512 + 1 × 256 + 0 × 128 + 1 × 64 + 0 × 32 + 1 × 16 + 0 × 8 + 0 × 4 + 0 × 2 + 1 × 1 = 1,361
Octal
2 5 2 1
2 × 512 + 5 × 64 + 2 × 8 + 1 × 1 = 1,361
Hexadecimal
5 5 1
5 × 256 + 5 × 16 + 1 × 1 = 1,361
Read as powers of two: 1,024 + 256 + 64 + 16 + 1 = 1,361.
In historical numeral systems
Egyptian
1 lotus, 3 coils of rope, 6 hobbles, 1 stroke
1 × 1,000 + 3 × 100 + 6 × 10 + 1 × 1 = 1,361. 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), 4 corner wedges + 1 vertical wedge (units place)
22 × 60 + 41 = 1361. 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
1361 is a year in the 14th century, in the 1360s.
Numbers Around Us
- appears inHistorical years
why?
Strength 0.50, confidence "high".
History
In 1361, a second wave of plague struck, and it fell heavily on those born since the first (Europe).
DocumentedHistoryGeography: EuropePeriod: 1361
Common questions
Is 1361 a prime number?
Yes, 1361 is prime — it has exactly two positive divisors: 1 and itself.
What are the factors of 1361?
The factors of 1361 are 1, 1361.
What is 1361 in Roman numerals?
1361 in Roman numerals is MCCCLXI.
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