1829
1829 is the year the Rainhill Trials chose the design for railway locomotives.
- Odd
- Composite
Where 1829 fits
Why 1829 is special
Stephenson's Rocket won at about 48 km/h. The trials mattered because they settled by public competition what had been an open technical argument.
Factors & digit properties
- Divisors (4)
- 1, 31, 59, 1829
- Prime factorisation
- 31 × 59
- Digit sum
- 20
- Digital root
- 2
Representations
- Decimal
- 1829
- Binary
- 11100100101
- Octal
- 3445
- Hexadecimal
- 725
- Roman numeral
- MDCCCXXIX
- Scientific notation
- 1.829 × 10^3
Other mathematical patterns
- Deficient number
- Semiprime
Related numbers & connections
Stephenson built his first locomotive in 1814 and Rocket won the Rainhill Trials in 1829, settling by public competition what a railway locomotive should be.
View 1814 →Technology & computing
Rainhill was a public contest to determine what a railway locomotive should be, and Rocket's combination of multi-tube boiler and direct drive became the template for a century of steam design.
DocumentedTechnology & computingGeography: EnglandPeriod: 1829
Common questions
Is 1829 a prime number?
No, 1829 is not prime.
What are the factors of 1829?
The factors of 1829 are 1, 31, 59, 1829.
What is 1829 in Roman numerals?
1829 in Roman numerals is MDCCCXXIX.
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