138131
Everything about the number 138131 — its names, how to write it in other bases and numeral systems, and what makes it interesting mathematically.
Names of 138131
| Nominal | 138131 |
| Cardinal | one hundred thirty-eight thousand one hundred thirty-one |
| Ordinal | 138,131st |
| This number as US currency | one hundred thirty-eight thousand one hundred thirty-one dollars |
Properties (and some facts) of 138131
| Is 138131 an odd number? | 138131 is an odd number |
| Is 138131 an even number? | 138131 is not an even number |
| Is 138131 a palindrome? | 138131 is not a palindrome |
| Is 138131 a triangle number? | 138131 is not a triangle number |
138131 in other bases
| Base 2 (Binary) | 100001101110010011 |
| Base 3 (Ternary) | 21000110222 |
| Base 4 (Quaternary) | 201232103 |
| Base 5 (Quinary) | 13410011 |
| Base 6 (Senary) | 2543255 |
| Base 8 (Octal) | 415623 |
| Base 12 (Duodecimal) | 67B2B |
| Base 16 (Hexadecimal) | 21B93 |
| Base 20 (Vigesimal) | H56B |
Primes and factors tests for 138131
| Is 138131 a prime number? | 138131 is not a prime number |
| Is 138131 a perfect number? | 138131 is not a perfect number |
| Is 138131 a Mersenne prime? | 138131 is not a Mersenne prime |
| Is 138131 a Fermat prime? | 138131 is not a Fermat prime |
| Is 138131 a Fibonacci prime? | 138131 is not a Fibonacci prime |
| Is 138131 a partition prime? | 138131 is not a partition prime |
| Is 138131 a Pell prime? | 138131 is not a Pell prime |
| Prime Factors | Prime factors of 138131 |
138131 in other numeral systems
| 138131 in Roman numerals | CXXXVMMMCXXXI |
| 138131 in Chinese numerals | 壹拾萬叄萬捌仟壹佰叄拾壹 |
| 138131 in Babylonian numerals |    |
| 138131 in Egyptian numerals | 𓆐𓂯𓇃𓍢𓎈𓏺 |
Roots and squares for 138131
| Is 138131 a square number? | 138131 is not a square number |
| Is 138131 a cube number? | 138131 is not a cube number |
| Square root of 138131 | 371.65979066883 |
| Cube root of 138131 | 51.69283909265 |
Recreational math for 138131
| Number 138131 reversed | 131831 |
| Sum of the digits | 17 |
| Number of digits | 6 |