138442
Everything about the number 138442 — its names, how to write it in other bases and numeral systems, and what makes it interesting mathematically.
Names of 138442
| Nominal | 138442 |
| Cardinal | one hundred thirty-eight thousand four hundred forty-two |
| Ordinal | 138,442nd |
| This number as US currency | one hundred thirty-eight thousand four hundred forty-two dollars |
Properties (and some facts) of 138442
| Is 138442 an odd number? | 138442 is not an odd number |
| Is 138442 an even number? | 138442 is an even number |
| Is 138442 a palindrome? | 138442 is not a palindrome |
| Is 138442 a triangle number? | 138442 is not a triangle number |
138442 in other bases
| Base 2 (Binary) | 100001110011001010 |
| Base 3 (Ternary) | 21000220111 |
| Base 4 (Quaternary) | 201303022 |
| Base 5 (Quinary) | 13412232 |
| Base 6 (Senary) | 2544534 |
| Base 8 (Octal) | 416312 |
| Base 12 (Duodecimal) | 6814A |
| Base 16 (Hexadecimal) | 21CCA |
| Base 20 (Vigesimal) | H622 |
Primes and factors tests for 138442
| Is 138442 a prime number? | 138442 is not a prime number |
| Is 138442 a perfect number? | 138442 is not a perfect number |
| Is 138442 a Mersenne prime? | 138442 is not a Mersenne prime |
| Is 138442 a Fermat prime? | 138442 is not a Fermat prime |
| Is 138442 a Fibonacci prime? | 138442 is not a Fibonacci prime |
| Is 138442 a partition prime? | 138442 is not a partition prime |
| Is 138442 a Pell prime? | 138442 is not a Pell prime |
| Prime Factors | Prime factors of 138442 |
138442 in other numeral systems
| 138442 in Roman numerals | CXXXVMMMCDXLII |
| 138442 in Chinese numerals | 壹拾萬叄萬捌仟肆佰肆拾貳 |
| 138442 in Babylonian numerals |    |
| 138442 in Egyptian numerals | 𓆐𓂯𓇃𓍥𓎉𓏻 |
Roots and squares for 138442
| Is 138442 a square number? | 138442 is not a square number |
| Is 138442 a cube number? | 138442 is not a cube number |
| Square root of 138442 | 372.07794882256 |
| Cube root of 138442 | 51.731605246299 |
Recreational math for 138442
| Number 138442 reversed | 244831 |
| Sum of the digits | 22 |
| Number of digits | 6 |