1288
1288 is a year in the 13th century. Ugolino della Gherardesca was starved in the tower at Pisa, an episode Dante placed in the Inferno (Italy).
- Even
- Composite
Where 1288 fits
Why 1288 is special
1288 has a profile because of what happened in it rather than because of any property of the number: Ugolino della Gherardesca was starved in the tower at Pisa, an episode Dante placed in the Inferno (Italy).
1288 is part of
Factors & digit properties
- Divisors (16)
- 1, 2, 4, 7, 8, 14, 23, 28, 46, 56, 92, 161, 184, 322, 644, 1288
- Prime factorisation
- 2^3 × 7 × 23
- Digit sum
- 19
- Digital root
- 1
Representations
- Decimal
- 1288
- Scientific notation
- 1.288 × 10^3
Roman numerals
M C C L X X X V I I I
Binary
1 0 1 0 0 0 0 1 0 0 0
1 × 1,024 + 0 × 512 + 1 × 256 + 0 × 128 + 0 × 64 + 0 × 32 + 0 × 16 + 1 × 8 + 0 × 4 + 0 × 2 + 0 × 1 = 1,288
Octal
2 4 1 0
2 × 512 + 4 × 64 + 1 × 8 + 0 × 1 = 1,288
Hexadecimal
5 0 8
5 × 256 + 0 × 16 + 8 × 1 = 1,288
Read as powers of two: 1,024 + 256 + 8 = 1,288.
In historical numeral systems
Egyptian
1 lotus, 2 coils of rope, 8 hobbles, 8 strokes
1 × 1,000 + 2 × 100 + 8 × 10 + 8 × 1 = 1,288. 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), 2 corner wedges + 8 vertical wedges (units place)
21 × 60 + 28 = 1288. 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
- Happy number
Related numbers & connections
1288 is a year in the 13th century, in the 1280s.
Numbers Around Us
- appears inHistorical years
why?
Strength 0.50, confidence "high".
History
In 1288, Ugolino della Gherardesca was starved in the tower at Pisa, an episode Dante placed in the Inferno (Italy).
DocumentedHistoryGeography: ItalyPeriod: 1288
Common questions
Is 1288 a prime number?
No, 1288 is not prime.
What are the factors of 1288?
The factors of 1288 are 1, 2, 4, 7, 8, 14, 23, 28, 46, 56, 92, 161, 184, 322, 644, 1288.
What is 1288 in Roman numerals?
1288 in Roman numerals is MCCLXXXVIII.
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