1117
1117 is a year in the 12th century. The Abelard and Heloise affair ended in his mutilation and their retreat to religious houses (France).
- Odd
- Prime
Where 1117 fits
Why 1117 is special
1117 has a profile because of what happened in it rather than because of any property of the number: the Abelard and Heloise affair ended in his mutilation and their retreat to religious houses (France).
1117 is part of
Factors & digit properties
- Divisors (2)
- 1, 1117
- Prime factorisation
- 1117
- Digit sum
- 10
- Digital root
- 1
Representations
- Decimal
- 1117
- Scientific notation
- 1.117 × 10^3
Roman numerals
M C X V I I
Binary
1 0 0 0 1 0 1 1 1 0 1
1 × 1,024 + 0 × 512 + 0 × 256 + 0 × 128 + 1 × 64 + 0 × 32 + 1 × 16 + 1 × 8 + 1 × 4 + 0 × 2 + 1 × 1 = 1,117
Octal
2 1 3 5
2 × 512 + 1 × 64 + 3 × 8 + 5 × 1 = 1,117
Hexadecimal
4 5 d
4 × 256 + 5 × 16 + d × 1 = 1,117
Read as powers of two: 1,024 + 64 + 16 + 8 + 4 + 1 = 1,117.
In historical numeral systems
Egyptian
1 lotus, 1 coil of rope, 1 hobble, 7 strokes
1 × 1,000 + 1 × 100 + 1 × 10 + 7 × 1 = 1,117. 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), 3 corner wedges + 7 vertical wedges (units place)
18 × 60 + 37 = 1117. 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
- Lucky number (mathematical sieve)
Related numbers & connections
1117 is a year in the 12th century, in the 1110s.
Numbers Around Us
- appears inHistorical years
why?
Strength 0.50, confidence "high".
History
In 1117, the Abelard and Heloise affair ended in his mutilation and their retreat to religious houses (France).
DocumentedHistoryGeography: FrancePeriod: 1117
Common questions
Is 1117 a prime number?
Yes, 1117 is prime — it has exactly two positive divisors: 1 and itself.
What are the factors of 1117?
The factors of 1117 are 1, 1117.
What is 1117 in Roman numerals?
1117 in Roman numerals is MCXVII.
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