1898
1898 is the year radium and polonium were discovered.
- Even
- Composite
Where 1898 fits
Why 1898 is special
Marie and Pierre Curie isolated them from pitchblende, processing tonnes of ore by hand. Marie Curie remains the only person to win Nobel Prizes in two different sciences, and her notebooks are still radioactive enough to require protective equipment.
Factors & digit properties
- Divisors (8)
- 1, 2, 13, 26, 73, 146, 949, 1898
- Prime factorisation
- 2 × 13 × 73
- Digit sum
- 26
- Digital root
- 8
Representations
- Decimal
- 1898
- Binary
- 11101101010
- Octal
- 3552
- Hexadecimal
- 76a
- Roman numeral
- MDCCCXCVIII
- Scientific notation
- 1.898 × 10^3
Other mathematical patterns
- Deficient number
- Harshad (Niven) number
Related numbers & connections
The Curies isolated radium and polonium in 1898 and the first Nobel Prizes were awarded in 1901. Marie Curie remains the only person to win in two different sciences.
View 1901 →Numbers Around Us
- appears alongside1901
why?
Strength 0.50, confidence "high".
Science
The Curies isolated polonium and radium by processing tonnes of pitchblende by hand. Marie Curie remains the only person to win Nobel Prizes in two different sciences, and her laboratory notebooks require protective equipment to consult.
DocumentedSciencePeriod: 1898
Common questions
Is 1898 a prime number?
No, 1898 is not prime.
What are the factors of 1898?
The factors of 1898 are 1, 2, 13, 26, 73, 146, 949, 1898.
What is 1898 in Roman numerals?
1898 in Roman numerals is MDCCCXCVIII.
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