1339
1339 is a year in the 14th century. The Hundred Years' War opened with English raids across northern France (France).
- Odd
- Composite
Where 1339 fits
Why 1339 is special
1339 has a profile because of what happened in it rather than because of any property of the number: the Hundred Years' War opened with English raids across northern France (France).
1339 is part of
Factors & digit properties
- Divisors (4)
- 1, 13, 103, 1339
- Prime factorisation
- 13 × 103
- Digit sum
- 16
- Digital root
- 7
Representations
- Decimal
- 1339
- Scientific notation
- 1.339 × 10^3
Roman numerals
M C C C X X X I X
MCCCXXXIX uses the subtractive pair IX: one before ten — ten minus one.
Binary
1 0 1 0 0 1 1 1 0 1 1
1 × 1,024 + 0 × 512 + 1 × 256 + 0 × 128 + 0 × 64 + 1 × 32 + 1 × 16 + 1 × 8 + 0 × 4 + 1 × 2 + 1 × 1 = 1,339
Octal
2 4 7 3
2 × 512 + 4 × 64 + 7 × 8 + 3 × 1 = 1,339
Hexadecimal
5 3 b
5 × 256 + 3 × 16 + b × 1 = 1,339
Read as powers of two: 1,024 + 256 + 32 + 16 + 8 + 2 + 1 = 1,339.
In historical numeral systems
Egyptian
1 lotus, 3 coils of rope, 3 hobbles, 9 strokes
1 × 1,000 + 3 × 100 + 3 × 10 + 9 × 1 = 1,339. 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), 1 corner wedge + 9 vertical wedges (units place)
22 × 60 + 19 = 1339. 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
- Happy number
- Semiprime
- Lucky number (mathematical sieve)
Related numbers & connections
1339 is a year in the 14th century, in the 1330s.
Numbers Around Us
- appears inHistorical years
why?
Strength 0.50, confidence "high".
History
In 1339, the Hundred Years' War opened with English raids across northern France (France).
DocumentedHistoryGeography: FrancePeriod: 1339
Common questions
Is 1339 a prime number?
No, 1339 is not prime.
What are the factors of 1339?
The factors of 1339 are 1, 13, 103, 1339.
What is 1339 in Roman numerals?
1339 in Roman numerals is MCCCXXXIX. IX is subtractive: one before ten — ten minus one. Written additively it would be MCCCXXXVIIII, which Roman inscriptions used freely — the strict subtractive form is a later convention.
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