1274
1274 is the year a typhoon destroyed a Mongol invasion fleet bound for Japan.
- Even
- Composite
Where 1274 fits
Why 1274 is special
A second fleet was destroyed the same way in 1281. The storms were named kamikaze — divine wind — and the term was revived in 1944 for a different kind of last resort.
1274 is part of
Factors & digit properties
- Divisors (12)
- 1, 2, 7, 13, 14, 26, 49, 91, 98, 182, 637, 1274
- Prime factorisation
- 2 × 7^2 × 13
- Digit sum
- 14
- Digital root
- 5
Representations
- Decimal
- 1274
- Scientific notation
- 1.274 × 10^3
Roman numerals
M C C L X X I V
MCCLXXIV uses the subtractive pair IV: one before five — five minus one.
Binary
1 0 0 1 1 1 1 1 0 1 0
1 × 1,024 + 0 × 512 + 0 × 256 + 1 × 128 + 1 × 64 + 1 × 32 + 1 × 16 + 1 × 8 + 0 × 4 + 1 × 2 + 0 × 1 = 1,274
Octal
2 3 7 2
2 × 512 + 3 × 64 + 7 × 8 + 2 × 1 = 1,274
Hexadecimal
4 f a
4 × 256 + f × 16 + a × 1 = 1,274
Read as powers of two: 1,024 + 128 + 64 + 32 + 16 + 8 + 2 = 1,274.
In historical numeral systems
Egyptian
1 lotus, 2 coils of rope, 7 hobbles, 4 strokes
1 × 1,000 + 2 × 100 + 7 × 10 + 4 × 1 = 1,274. The signs are simply repeated and added; where they sit on the line is a matter of layout, not value.
Babylonian
2 corner wedges + 1 vertical wedge (sixties place), 1 corner wedge + 4 vertical wedges (units place)
21 × 60 + 14 = 1274. 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
- Harshad (Niven) number
Related numbers & connections
1274 is a year in the 13th century, in the 1270s.
Mongol armies withdrew from Europe in 1241 on news of a Great Khan's death, and their invasions of Japan in 1274 were destroyed by typhoons. Both advances stopped for reasons unrelated to the defence.
View 1241 →Numbers Around Us
- appears inHistorical years
why?
Strength 0.50, confidence "high".
Other connections
- contrasts with1241
why?
Strength 0.50, confidence "high".
History
In 1274, the first Mongol invasion fleet was driven back from Kyushu (Japan).
DocumentedHistoryGeography: JapanPeriod: 1274In 1274, Thomas Aquinas died, leaving the Summa Theologiae unfinished (Europe).
DocumentedHistoryGeography: EuropePeriod: 1274Two Mongol invasion fleets were wrecked by typhoons in 1274 and 1281, called kamikaze or divine wind. Japan reused the word in 1944, invoking deliverance in a situation that produced none.
DocumentedHistoryGeography: JapanPeriod: 1274
Common questions
Is 1274 a prime number?
No, 1274 is not prime.
What are the factors of 1274?
The factors of 1274 are 1, 2, 7, 13, 14, 26, 49, 91, 98, 182, 637, 1274.
What is 1274 in Roman numerals?
1274 in Roman numerals is MCCLXXIV. IV is subtractive: one before five — five minus one. Written additively it would be MCCLXXIIII, 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: 3 reviewer-confirmed records, sourced and reviewed before publication.
Last reviewed: 15 July 2026