1402
1402 is a year in the 15th century. Timur defeated and captured the Ottoman sultan at Ankara, halting Ottoman expansion for a decade (Anatolia).
- Even
- Composite
Where 1402 fits
Why 1402 is special
1402 has a profile because of what happened in it rather than because of any property of the number: Timur defeated and captured the Ottoman sultan at Ankara, halting Ottoman expansion for a decade (Anatolia).
1402 is part of
Factors & digit properties
- Divisors (4)
- 1, 2, 701, 1402
- Prime factorisation
- 2 × 701
- Digit sum
- 7
- Digital root
- 7
Representations
- Decimal
- 1402
- Scientific notation
- 1.402 × 10^3
Roman numerals
M C D I I
MCDII uses the subtractive pair CD: a hundred before five hundred — five hundred minus a hundred.
Binary
1 0 1 0 1 1 1 1 0 1 0
1 × 1,024 + 0 × 512 + 1 × 256 + 0 × 128 + 1 × 64 + 1 × 32 + 1 × 16 + 1 × 8 + 0 × 4 + 1 × 2 + 0 × 1 = 1,402
Octal
2 5 7 2
2 × 512 + 5 × 64 + 7 × 8 + 2 × 1 = 1,402
Hexadecimal
5 7 a
5 × 256 + 7 × 16 + a × 1 = 1,402
Read as powers of two: 1,024 + 256 + 64 + 32 + 16 + 8 + 2 = 1,402.
In historical numeral systems
Egyptian
1 lotus, 4 coils of rope, 2 strokes
1 × 1,000 + 4 × 100 + 2 × 1 = 1,402. 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), 2 corner wedges + 2 vertical wedges (units place)
23 × 60 + 22 = 1402. 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
1402 is a year in the 15th century, in the 1400s.
Numbers Around Us
- appears inHistorical years
why?
Strength 0.50, confidence "high".
History
In 1402, Timur defeated and captured the Ottoman sultan at Ankara, halting Ottoman expansion for a decade (Anatolia).
DocumentedHistoryGeography: AnatoliaPeriod: 1402
Common questions
Is 1402 a prime number?
No, 1402 is not prime.
What are the factors of 1402?
The factors of 1402 are 1, 2, 701, 1402.
What is 1402 in Roman numerals?
1402 in Roman numerals is MCDII. CD is subtractive: a hundred before five hundred — five hundred minus a hundred. Written additively it would be MCCCCII, 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