1810
1810 is the year the first canned food patent was granted.
- Even
- Composite
Where 1810 fits
Why 1810 is special
Canning preceded a practical can opener by nearly fifty years; early instructions suggested a hammer and chisel. Preservation and access are separate problems and were solved separately.
Factors & digit properties
- Divisors (8)
- 1, 2, 5, 10, 181, 362, 905, 1810
- Prime factorisation
- 2 × 5 × 181
- Digit sum
- 10
- Digital root
- 1
Representations
- Decimal
- 1810
- Binary
- 11100010010
- Octal
- 3422
- Hexadecimal
- 712
- Roman numeral
- MDCCCX
- Scientific notation
- 1.810 × 10^3
Other mathematical patterns
- Deficient number
- Harshad (Niven) number
Related numbers & connections
Tin cans were patented in 1810 and a practical can opener appeared around 1858. The safety pin of 1849 sits between them as another small object solving a problem nobody had formalised.
View 1849 →Other connections
- is associated with1849
why?
Strength 0.50, confidence "high".
Technology & computing
Tin cans were patented in 1810 and the first can opener appeared around 1858. In between, cans were opened with hammer and chisel, which is a clean illustration of a technology arriving before its complement.
DocumentedTechnology & computing
Common questions
Is 1810 a prime number?
No, 1810 is not prime.
What are the factors of 1810?
The factors of 1810 are 1, 2, 5, 10, 181, 362, 905, 1810.
What is 1810 in Roman numerals?
1810 in Roman numerals is MDCCCX.
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