1796
1796 is the year Jenner performed his smallpox vaccination experiment.
- Even
- Composite
Where 1796 fits
Why 1796 is special
He inoculated a boy with cowpox and then exposed him to smallpox. The word vaccine comes from vacca, Latin for cow, which is why all vaccines are named after this one procedure.
1796 is part of
Factors & digit properties
- Divisors (6)
- 1, 2, 4, 449, 898, 1796
- Prime factorisation
- 2^2 × 449
- Digit sum
- 23
- Digital root
- 5
Representations
- Decimal
- 1796
- Scientific notation
- 1.796 × 10^3
Roman numerals
M D C C X C V I
MDCCXCVI uses the subtractive pair XC: ten before a hundred — a hundred minus ten.
Binary
1 1 1 0 0 0 0 0 1 0 0
1 × 1,024 + 1 × 512 + 1 × 256 + 0 × 128 + 0 × 64 + 0 × 32 + 0 × 16 + 0 × 8 + 1 × 4 + 0 × 2 + 0 × 1 = 1,796
Octal
3 4 0 4
3 × 512 + 4 × 64 + 0 × 8 + 4 × 1 = 1,796
Hexadecimal
7 0 4
7 × 256 + 0 × 16 + 4 × 1 = 1,796
Read as powers of two: 1,024 + 512 + 256 + 4 = 1,796.
In historical numeral systems
Egyptian
1 lotus, 7 coils of rope, 9 hobbles, 6 strokes
1 × 1,000 + 7 × 100 + 9 × 10 + 6 × 1 = 1,796. 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 + 6 vertical wedges (units place)
29 × 60 + 56 = 1796. 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
- Happy number
Related numbers & connections
1796 is a year in the 18th century, in the 1790s.
Smallpox was declared eradicated in 1980, 184 years after Jenner's vaccination experiment. It remains the only human disease eliminated.
View 1980 →Science
Vaccine derives from the Latin for cow, because Jenner's method used cowpox. Every subsequent vaccine inherits the name of a technique that involved cattle, long after the connection stopped being relevant.
DocumentedScienceGeography: EnglandPeriod: 1796In 1796, Edward Jenner demonstrated vaccination against smallpox (England).
DocumentedScienceGeography: EnglandPeriod: 1796
Common questions
Is 1796 a prime number?
No, 1796 is not prime.
What are the factors of 1796?
The factors of 1796 are 1, 2, 4, 449, 898, 1796.
What is 1796 in Roman numerals?
1796 in Roman numerals is MDCCXCVI. XC is subtractive: ten before a hundred — a hundred minus ten. Written additively it would be MDCCLXXXXVI, 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