1698
1698 is the year Savery patented an early steam pump.
- Even
- Composite
Where 1698 fits
Why 1698 is special
It had no piston and raised water by condensing steam to create a vacuum. It worked, barely, and established that steam could do mechanical work commercially.
Factors & digit properties
- Divisors (8)
- 1, 2, 3, 6, 283, 566, 849, 1698
- Prime factorisation
- 2 × 3 × 283
- Digit sum
- 24
- Digital root
- 6
Representations
- Decimal
- 1698
- Binary
- 11010100010
- Octal
- 3242
- Hexadecimal
- 6a2
- Roman numeral
- MDCXCVIII
- Scientific notation
- 1.698 × 10^3
Other mathematical patterns
- Abundant number
Related numbers & connections
A steam engine was patented in 1663 and Savery's working pump followed in 1698. Between description and machine lay thirty-five years of engineering rather than insight.
View 1663 →Technology & computing
Savery's 1698 engine used condensation to draw water up and had no moving piston. Its practical depth was limited and it proved the commercial principle that Newcomen and Watt then made useful.
DocumentedTechnology & computingGeography: EnglandPeriod: 1698
Common questions
Is 1698 a prime number?
No, 1698 is not prime.
What are the factors of 1698?
The factors of 1698 are 1, 2, 3, 6, 283, 566, 849, 1698.
What is 1698 in Roman numerals?
1698 in Roman numerals is MDCXCVIII.
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