1593
1593 is the year the first practical thermometer was devised.
- Odd
- Composite
Where 1593 fits
Why 1593 is special
Galileo's thermoscope showed temperature change without a scale, so it could say hotter or colder but not how much. Quantifying temperature required a fixed reference, which took another century.
Factors & digit properties
- Divisors (8)
- 1, 3, 9, 27, 59, 177, 531, 1593
- Prime factorisation
- 3^3 × 59
- Digit sum
- 18
- Digital root
- 9
Representations
- Decimal
- 1593
- Binary
- 11000111001
- Octal
- 3071
- Hexadecimal
- 639
- Roman numeral
- MDXCIII
- Scientific notation
- 1.593 × 10^3
Other mathematical patterns
- Deficient number
Related numbers & connections
The thermoscope of 1593 showed temperature changing without measuring it. Fahrenheit's scale in 1724 supplied the fixed points that turned comparison into measurement.
View 1724 →Other connections
- developed from1724
why?
Strength 0.50, confidence "high".
Science
The thermoscope of 1593 indicated that temperature had changed and could not say by how much. Turning a comparative instrument into a measuring one required agreed fixed points, which arrived with Fahrenheit and Celsius.
DocumentedSciencePeriod: 1593
Common questions
Is 1593 a prime number?
No, 1593 is not prime.
What are the factors of 1593?
The factors of 1593 are 1, 3, 9, 27, 59, 177, 531, 1593.
What is 1593 in Roman numerals?
1593 in Roman numerals is MDXCIII.
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