1795
1795 is the year the metric system was formally adopted in France.
- Odd
- Composite
Where 1795 fits
Why 1795 is special
It replaced units that varied between towns with a decimal system defined from the Earth itself. Adoption took decades and was reversed once before succeeding.
Factors & digit properties
- Divisors (4)
- 1, 5, 359, 1795
- Prime factorisation
- 5 × 359
- Digit sum
- 22
- Digital root
- 4
Representations
- Decimal
- 1795
- Binary
- 11100000011
- Octal
- 3403
- Hexadecimal
- 703
- Roman numeral
- MDCCXCV
- Scientific notation
- 1.795 × 10^3
Other mathematical patterns
- Deficient number
- Semiprime
Related numbers & connections
France adopted the metric system in 1795 and the Metre Convention internationalised it in 1875. Standardisation took eighty years and one reversal.
View 1875 →Other connections
- developed from1875
why?
Strength 0.50, confidence "high".
Law & regulation
France legislated the metric system in 1795, Napoleon partially restored older units in 1812, and metric became compulsory again in 1840. Standardisation is rarely a single decision.
DocumentedLaw & regulationGeography: FrancePeriod: 1795
Common questions
Is 1795 a prime number?
No, 1795 is not prime.
What are the factors of 1795?
The factors of 1795 are 1, 5, 359, 1795.
What is 1795 in Roman numerals?
1795 in Roman numerals is MDCCXCV.
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: 3 August 2026