140
Everything about the number 140 — its names, how to write it in other bases and numeral systems, and what makes it interesting mathematically.
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Names of 140
| Nominal | 140 |
| Cardinal | one hundred forty |
| Ordinal | 140th |
| This number as US currency | one hundred forty dollars |
Properties (and some facts) of 140
| Is 140 an odd number? | 140 is not an odd number |
| Is 140 an even number? | 140 is an even number |
| Is 140 a palindrome? | 140 is not a palindrome |
| Is 140 a triangle number? | 140 is not a triangle number |
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140 in other bases
| Base 2 (Binary) | 10001100 |
| Base 3 (Ternary) | 12012 |
| Base 4 (Quaternary) | 2030 |
| Base 5 (Quinary) | 1030 |
| Base 6 (Senary) | 352 |
| Base 8 (Octal) | 214 |
| Base 12 (Duodecimal) | B8 |
| Base 16 (Hexadecimal) | 8C |
| Base 20 (Vigesimal) | 70 |
Primes and factors tests for 140
| Is 140 a prime number? | 140 is not a prime number |
| Is 140 a perfect number? | 140 is not a perfect number |
| Is 140 a Mersenne prime? | 140 is not a Mersenne prime |
| Is 140 a Fermat prime? | 140 is not a Fermat prime |
| Is 140 a Fibonacci prime? | 140 is not a Fibonacci prime |
| Is 140 a partition prime? | 140 is not a partition prime |
| Is 140 a Pell prime? | 140 is not a Pell prime |
| Prime Factors | Prime factors of 140 |
140 in other numeral systems
| 140 in Roman numerals | CXL |
| 140 in Chinese numerals | 壹佰肆拾 |
| 140 in Babylonian numerals |   |
| 140 in Egyptian numerals | 𓍢𓎉 |
Roots and squares for 140
| Is 140 a square number? | 140 is not a square number |
| Is 140 a cube number? | 140 is not a cube number |
| Square root of 140 | 11.832159566199 |
| Cube root of 140 | 5.1924941018511 |
Recreational math for 140
| Number 140 reversed | 041 |
| Sum of the digits | 5 |
| Number of digits | 3 |
Arithmetic tables for 140
Other pages about 140
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