1792
1792 is the year France abolished the monarchy and declared a republic.
- Even
- Composite
Where 1792 fits
Why 1792 is special
The revolutionary calendar restarted counting from that September, making it Year I. Renumbering the years is among the clearest statements a revolution can make about what it thinks it is doing, and the calendar lasted twelve years.
1792 is part of
Factors & digit properties
- Divisors (18)
- 1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 112, 128, 224, 256, 448, 896, 1792
- Prime factorisation
- 2^8 × 7
- Digit sum
- 19
- Digital root
- 1
Representations
- Decimal
- 1792
- Scientific notation
- 1.792 × 10^3
Roman numerals
M D C C X C I I
MDCCXCII uses the subtractive pair XC: ten before a hundred — a hundred minus ten.
Binary
1 1 1 0 0 0 0 0 0 0 0
1 × 1,024 + 1 × 512 + 1 × 256 + 0 × 128 + 0 × 64 + 0 × 32 + 0 × 16 + 0 × 8 + 0 × 4 + 0 × 2 + 0 × 1 = 1,792
Octal
3 4 0 0
3 × 512 + 4 × 64 + 0 × 8 + 0 × 1 = 1,792
Hexadecimal
7 0 0
7 × 256 + 0 × 16 + 0 × 1 = 1,792
Read as powers of two: 1,024 + 512 + 256 = 1,792.
In historical numeral systems
Egyptian
1 lotus, 7 coils of rope, 9 hobbles, 2 strokes
1 × 1,000 + 7 × 100 + 9 × 10 + 2 × 1 = 1,792. The signs are simply repeated and added; where they sit on the line is a matter of layout, not value.
Babylonian
2 corner wedges + 9 vertical wedges (sixties place), 5 corner wedges + 2 vertical wedges (units place)
29 × 60 + 52 = 1792. 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
Related numbers & connections
1792 is a year in the 18th century, in the 1790s.
France declared a republic in 1792 and Haiti, fighting France, became a state founded by a successful slave revolt in 1804 — invoking the same principles against the country that proclaimed them.
View 1804 →History
In 1792, the French Republic was proclaimed and a new calendar was introduced counting Year I from that autumn (France).
DocumentedHistoryGeography: FrancePeriod: 1792France abolished the monarchy in September 1792 and the revolutionary calendar restarted counting from that month as Year I. Renumbering the years is about as explicit as a revolution can be about its own ambitions; the calendar lasted twelve.
DocumentedHistoryGeography: FrancePeriod: 1792
Common questions
Is 1792 a prime number?
No, 1792 is not prime.
What are the factors of 1792?
The factors of 1792 are 1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 112, 128, 224, 256, 448, 896, 1792.
What is 1792 in Roman numerals?
1792 in Roman numerals is MDCCXCII. XC is subtractive: ten before a hundred — a hundred minus ten. Written additively it would be MDCCLXXXXII, which Roman inscriptions used freely — the strict subtractive form is a later convention.
About this page's data
Mathematical facts:computed directly from the number's value — nothing to source or verify externally.
Contextual records: 2 reviewer-confirmed records, sourced and reviewed before publication.
Last reviewed: 15 July 2026