1120
1120 is a year in the 12th century. The White Ship sank with the heir to the English throne aboard, leading to nineteen years of civil war (English Channel).
- Even
- Composite
Where 1120 fits
Why 1120 is special
1120 has a profile because of what happened in it rather than because of any property of the number: the White Ship sank with the heir to the English throne aboard, leading to nineteen years of civil war (English Channel).
1120 is part of
Factors & digit properties
- Divisors (24)
- 1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 70, 80, 112, 140, 160, 224, 280, 560, 1120
- Prime factorisation
- 2^5 × 5 × 7
- Digit sum
- 4
- Digital root
- 4
Representations
- Decimal
- 1120
- Scientific notation
- 1.120 × 10^3
Roman numerals
M C X X
Binary
1 0 0 0 1 1 0 0 0 0 0
1 × 1,024 + 0 × 512 + 0 × 256 + 0 × 128 + 1 × 64 + 1 × 32 + 0 × 16 + 0 × 8 + 0 × 4 + 0 × 2 + 0 × 1 = 1,120
Octal
2 1 4 0
2 × 512 + 1 × 64 + 4 × 8 + 0 × 1 = 1,120
Hexadecimal
4 6 0
4 × 256 + 6 × 16 + 0 × 1 = 1,120
Read as powers of two: 1,024 + 64 + 32 = 1,120.
In historical numeral systems
Egyptian
1 lotus, 1 coil of rope, 2 hobbles
1 × 1,000 + 1 × 100 + 2 × 10 = 1,120. The signs are simply repeated and added; where they sit on the line is a matter of layout, not value.
Babylonian
1 corner wedge + 8 vertical wedges (sixties place), 4 corner wedges (units place)
18 × 60 + 40 = 1120. 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
1120 is a year in the 12th century, in the 1120s.
Numbers Around Us
- appears inHistorical years
why?
Strength 0.50, confidence "high".
History
In 1120, the White Ship sank with the heir to the English throne aboard, leading to nineteen years of civil war (English Channel).
DocumentedHistoryGeography: English ChannelPeriod: 1120
Common questions
Is 1120 a prime number?
No, 1120 is not prime.
What are the factors of 1120?
The factors of 1120 are 1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 70, 80, 112, 140, 160, 224, 280, 560, 1120.
What is 1120 in Roman numerals?
1120 in Roman numerals is MCXX.
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