1276
1276 is a year in the 13th century. Four popes reigned within a single year (Europe).
- Even
- Composite
Where 1276 fits
Why 1276 is special
1276 has a profile because of what happened in it rather than because of any property of the number: four popes reigned within a single year (Europe).
1276 is part of
Factors & digit properties
- Divisors (12)
- 1, 2, 4, 11, 22, 29, 44, 58, 116, 319, 638, 1276
- Prime factorisation
- 2^2 × 11 × 29
- Digit sum
- 16
- Digital root
- 7
Representations
- Decimal
- 1276
- Scientific notation
- 1.276 × 10^3
Roman numerals
M C C L X X V I
Binary
1 0 0 1 1 1 1 1 1 0 0
1 × 1,024 + 0 × 512 + 0 × 256 + 1 × 128 + 1 × 64 + 1 × 32 + 1 × 16 + 1 × 8 + 1 × 4 + 0 × 2 + 0 × 1 = 1,276
Octal
2 3 7 4
2 × 512 + 3 × 64 + 7 × 8 + 4 × 1 = 1,276
Hexadecimal
4 f c
4 × 256 + f × 16 + c × 1 = 1,276
Read as powers of two: 1,024 + 128 + 64 + 32 + 16 + 8 + 4 = 1,276.
In historical numeral systems
Egyptian
1 lotus, 2 coils of rope, 7 hobbles, 6 strokes
1 × 1,000 + 2 × 100 + 7 × 10 + 6 × 1 = 1,276. 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 + 6 vertical wedges (units place)
21 × 60 + 16 = 1276. 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
1276 is a year in the 13th century, in the 1270s.
Numbers Around Us
- appears inHistorical years
why?
Strength 0.50, confidence "high".
History
In 1276, four popes reigned within a single year (Europe).
DocumentedHistoryGeography: EuropePeriod: 1276
Common questions
Is 1276 a prime number?
No, 1276 is not prime.
What are the factors of 1276?
The factors of 1276 are 1, 2, 4, 11, 22, 29, 44, 58, 116, 319, 638, 1276.
What is 1276 in Roman numerals?
1276 in Roman numerals is MCCLXXVI.
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