138142
Everything about the number 138142 — its names, how to write it in other bases and numeral systems, and what makes it interesting mathematically.
Names of 138142
| Nominal | 138142 |
| Cardinal | one hundred thirty-eight thousand one hundred forty-two |
| Ordinal | 138,142nd |
| This number as US currency | one hundred thirty-eight thousand one hundred forty-two dollars |
Properties (and some facts) of 138142
| Is 138142 an odd number? | 138142 is not an odd number |
| Is 138142 an even number? | 138142 is an even number |
| Is 138142 a palindrome? | 138142 is not a palindrome |
| Is 138142 a triangle number? | 138142 is not a triangle number |
138142 in other bases
| Base 2 (Binary) | 100001101110011110 |
| Base 3 (Ternary) | 21000111101 |
| Base 4 (Quaternary) | 201232132 |
| Base 5 (Quinary) | 13410032 |
| Base 6 (Senary) | 2543314 |
| Base 8 (Octal) | 415636 |
| Base 12 (Duodecimal) | 67B3A |
| Base 16 (Hexadecimal) | 21B9E |
| Base 20 (Vigesimal) | H572 |
Primes and factors tests for 138142
| Is 138142 a prime number? | 138142 is not a prime number |
| Is 138142 a perfect number? | 138142 is not a perfect number |
| Is 138142 a Mersenne prime? | 138142 is not a Mersenne prime |
| Is 138142 a Fermat prime? | 138142 is not a Fermat prime |
| Is 138142 a Fibonacci prime? | 138142 is not a Fibonacci prime |
| Is 138142 a partition prime? | 138142 is not a partition prime |
| Is 138142 a Pell prime? | 138142 is not a Pell prime |
| Prime Factors | Prime factors of 138142 |
138142 in other numeral systems
| 138142 in Roman numerals | CXXXVMMMCXLII |
| 138142 in Chinese numerals | 壹拾萬叄萬捌仟壹佰肆拾貳 |
| 138142 in Babylonian numerals |   |
| 138142 in Egyptian numerals | 𓆐𓂯𓇃𓍢𓎉𓏻 |
Roots and squares for 138142
| Is 138142 a square number? | 138142 is not a square number |
| Is 138142 a cube number? | 138142 is not a cube number |
| Square root of 138142 | 371.67458885428 |
| Cube root of 138142 | 51.694211234884 |
Recreational math for 138142
| Number 138142 reversed | 241831 |
| Sum of the digits | 19 |
| Number of digits | 6 |