1388
1388 is a year in the 14th century. The Scots defeated an English force at Otterburn, the battle behind the Chevy Chase ballad (Scotland).
- Even
- Composite
Where 1388 fits
Why 1388 is special
1388 has a profile because of what happened in it rather than because of any property of the number: the Scots defeated an English force at Otterburn, the battle behind the Chevy Chase ballad (Scotland).
1388 is part of
Factors & digit properties
- Divisors (6)
- 1, 2, 4, 347, 694, 1388
- Prime factorisation
- 2^2 × 347
- Digit sum
- 20
- Digital root
- 2
Representations
- Decimal
- 1388
- Scientific notation
- 1.388 × 10^3
Roman numerals
M C C C L X X X V I I I
Binary
1 0 1 0 1 1 0 1 1 0 0
1 × 1,024 + 0 × 512 + 1 × 256 + 0 × 128 + 1 × 64 + 1 × 32 + 0 × 16 + 1 × 8 + 1 × 4 + 0 × 2 + 0 × 1 = 1,388
Octal
2 5 5 4
2 × 512 + 5 × 64 + 5 × 8 + 4 × 1 = 1,388
Hexadecimal
5 6 c
5 × 256 + 6 × 16 + c × 1 = 1,388
Read as powers of two: 1,024 + 256 + 64 + 32 + 8 + 4 = 1,388.
In historical numeral systems
Egyptian
1 lotus, 3 coils of rope, 8 hobbles, 8 strokes
1 × 1,000 + 3 × 100 + 8 × 10 + 8 × 1 = 1,388. The signs are simply repeated and added; where they sit on the line is a matter of layout, not value.
Babylonian
2 corner wedges + 3 vertical wedges (sixties place), 8 vertical wedges (units place)
23 × 60 + 8 = 1388. 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
1388 is a year in the 14th century, in the 1380s.
Numbers Around Us
- appears inHistorical years
why?
Strength 0.50, confidence "high".
History
In 1388, the Scots defeated an English force at Otterburn, the battle behind the Chevy Chase ballad (Scotland).
DocumentedHistoryGeography: ScotlandPeriod: 1388
Common questions
Is 1388 a prime number?
No, 1388 is not prime.
What are the factors of 1388?
The factors of 1388 are 1, 2, 4, 347, 694, 1388.
What is 1388 in Roman numerals?
1388 in Roman numerals is MCCCLXXXVIII.
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