1272
1272 is a year in the 13th century. Edward I succeeded while on crusade, and the realm was kept for him without incident (England).
- Even
- Composite
Where 1272 fits
Why 1272 is special
1272 has a profile because of what happened in it rather than because of any property of the number: Edward I succeeded while on crusade, and the realm was kept for him without incident (England).
1272 is part of
Factors & digit properties
- Divisors (16)
- 1, 2, 3, 4, 6, 8, 12, 24, 53, 106, 159, 212, 318, 424, 636, 1272
- Prime factorisation
- 2^3 × 3 × 53
- Digit sum
- 12
- Digital root
- 3
Representations
- Decimal
- 1272
- Scientific notation
- 1.272 × 10^3
Roman numerals
M C C L X X I I
Binary
1 0 0 1 1 1 1 1 0 0 0
1 × 1,024 + 0 × 512 + 0 × 256 + 1 × 128 + 1 × 64 + 1 × 32 + 1 × 16 + 1 × 8 + 0 × 4 + 0 × 2 + 0 × 1 = 1,272
Octal
2 3 7 0
2 × 512 + 3 × 64 + 7 × 8 + 0 × 1 = 1,272
Hexadecimal
4 f 8
4 × 256 + f × 16 + 8 × 1 = 1,272
Read as powers of two: 1,024 + 128 + 64 + 32 + 16 + 8 = 1,272.
In historical numeral systems
Egyptian
1 lotus, 2 coils of rope, 7 hobbles, 2 strokes
1 × 1,000 + 2 × 100 + 7 × 10 + 2 × 1 = 1,272. 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 + 2 vertical wedges (units place)
21 × 60 + 12 = 1272. 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
- Abundant number
- Harshad (Niven) number
Related numbers & connections
1272 is a year in the 13th century, in the 1270s.
Numbers Around Us
- appears inHistorical years
why?
Strength 0.50, confidence "high".
History
In 1272, Edward I succeeded while on crusade, and the realm was kept for him without incident (England).
DocumentedHistoryGeography: EnglandPeriod: 1272
Common questions
Is 1272 a prime number?
No, 1272 is not prime.
What are the factors of 1272?
The factors of 1272 are 1, 2, 3, 4, 6, 8, 12, 24, 53, 106, 159, 212, 318, 424, 636, 1272.
What is 1272 in Roman numerals?
1272 in Roman numerals is MCCLXXII.
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