1371
1371 is a year in the 14th century. Robert II became king, the first of the Stewart line (Scotland).
- Odd
- Composite
Where 1371 fits
Why 1371 is special
1371 has a profile because of what happened in it rather than because of any property of the number: Robert II became king, the first of the Stewart line (Scotland).
1371 is part of
Factors & digit properties
- Divisors (4)
- 1, 3, 457, 1371
- Prime factorisation
- 3 × 457
- Digit sum
- 12
- Digital root
- 3
Representations
- Decimal
- 1371
- Scientific notation
- 1.371 × 10^3
Roman numerals
M C C C L X X I
Binary
1 0 1 0 1 0 1 1 0 1 1
1 × 1,024 + 0 × 512 + 1 × 256 + 0 × 128 + 1 × 64 + 0 × 32 + 1 × 16 + 1 × 8 + 0 × 4 + 1 × 2 + 1 × 1 = 1,371
Octal
2 5 3 3
2 × 512 + 5 × 64 + 3 × 8 + 3 × 1 = 1,371
Hexadecimal
5 5 b
5 × 256 + 5 × 16 + b × 1 = 1,371
Read as powers of two: 1,024 + 256 + 64 + 16 + 8 + 2 + 1 = 1,371.
In historical numeral systems
Egyptian
1 lotus, 3 coils of rope, 7 hobbles, 1 stroke
1 × 1,000 + 3 × 100 + 7 × 10 + 1 × 1 = 1,371. 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 + 1 vertical wedge (units place)
22 × 60 + 51 = 1371. 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
1371 is a year in the 14th century, in the 1370s.
Numbers Around Us
- appears inHistorical years
why?
Strength 0.50, confidence "high".
History
In 1371, Robert II became king, the first of the Stewart line (Scotland).
DocumentedHistoryGeography: ScotlandPeriod: 1371
Common questions
Is 1371 a prime number?
No, 1371 is not prime.
What are the factors of 1371?
The factors of 1371 are 1, 3, 457, 1371.
What is 1371 in Roman numerals?
1371 in Roman numerals is MCCCLXXI.
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