138042
Everything about the number 138042 — its names, how to write it in other bases and numeral systems, and what makes it interesting mathematically.
Names of 138042
| Nominal | 138042 |
| Cardinal | one hundred thirty-eight thousand forty-two |
| Ordinal | 138,042nd |
| This number as US currency | one hundred thirty-eight thousand forty-two dollars |
Properties (and some facts) of 138042
| Is 138042 an odd number? | 138042 is not an odd number |
| Is 138042 an even number? | 138042 is an even number |
| Is 138042 a palindrome? | 138042 is not a palindrome |
| Is 138042 a triangle number? | 138042 is not a triangle number |
138042 in other bases
| Base 2 (Binary) | 100001101100111010 |
| Base 3 (Ternary) | 21000100200 |
| Base 4 (Quaternary) | 201230322 |
| Base 5 (Quinary) | 13404132 |
| Base 6 (Senary) | 2543030 |
| Base 8 (Octal) | 415472 |
| Base 12 (Duodecimal) | 67A76 |
| Base 16 (Hexadecimal) | 21B3A |
| Base 20 (Vigesimal) | H522 |
Primes and factors tests for 138042
| Is 138042 a prime number? | 138042 is not a prime number |
| Is 138042 a perfect number? | 138042 is not a perfect number |
| Is 138042 a Mersenne prime? | 138042 is not a Mersenne prime |
| Is 138042 a Fermat prime? | 138042 is not a Fermat prime |
| Is 138042 a Fibonacci prime? | 138042 is not a Fibonacci prime |
| Is 138042 a partition prime? | 138042 is not a partition prime |
| Is 138042 a Pell prime? | 138042 is not a Pell prime |
| Prime Factors | Prime factors of 138042 |
138042 in other numeral systems
| 138042 in Roman numerals | CXXXVMMMXLII |
| 138042 in Chinese numerals | 壹拾萬叄萬捌仟肆拾貳 |
| 138042 in Babylonian numerals |    |
| 138042 in Egyptian numerals | 𓆐𓂯𓇃𓎉𓏻 |
Roots and squares for 138042
| Is 138042 a square number? | 138042 is not a square number |
| Is 138042 a cube number? | 138042 is not a cube number |
| Square root of 138042 | 371.5400382193 |
| Cube root of 138042 | 51.681734534594 |
Recreational math for 138042
| Number 138042 reversed | 240831 |
| Sum of the digits | 18 |
| Number of digits | 6 |