138481
Everything about the number 138481 — its names, how to write it in other bases and numeral systems, and what makes it interesting mathematically.
Names of 138481
| Nominal | 138481 |
| Cardinal | one hundred thirty-eight thousand four hundred eighty-one |
| Ordinal | 138,481st |
| This number as US currency | one hundred thirty-eight thousand four hundred eighty-one dollars |
Properties (and some facts) of 138481
| Is 138481 an odd number? | 138481 is an odd number |
| Is 138481 an even number? | 138481 is not an even number |
| Is 138481 a palindrome? | 138481 is not a palindrome |
| Is 138481 a triangle number? | 138481 is not a triangle number |
138481 in other bases
| Base 2 (Binary) | 100001110011110001 |
| Base 3 (Ternary) | 21000221221 |
| Base 4 (Quaternary) | 201303301 |
| Base 5 (Quinary) | 13412411 |
| Base 6 (Senary) | 2545041 |
| Base 8 (Octal) | 416361 |
| Base 12 (Duodecimal) | 68181 |
| Base 16 (Hexadecimal) | 21CF1 |
| Base 20 (Vigesimal) | H641 |
Primes and factors tests for 138481
| Is 138481 a prime number? | 138481 is not a prime number |
| Is 138481 a perfect number? | 138481 is not a perfect number |
| Is 138481 a Mersenne prime? | 138481 is not a Mersenne prime |
| Is 138481 a Fermat prime? | 138481 is not a Fermat prime |
| Is 138481 a Fibonacci prime? | 138481 is not a Fibonacci prime |
| Is 138481 a partition prime? | 138481 is not a partition prime |
| Is 138481 a Pell prime? | 138481 is not a Pell prime |
| Prime Factors | Prime factors of 138481 |
138481 in other numeral systems
| 138481 in Roman numerals | CXXXVMMMCDLXXXI |
| 138481 in Chinese numerals | 壹拾萬叄萬捌仟肆佰捌拾壹 |
| 138481 in Babylonian numerals |    |
| 138481 in Egyptian numerals | 𓆐𓂯𓇃𓍥𓎍𓏺 |
Roots and squares for 138481
| Is 138481 a square number? | 138481 is not a square number |
| Is 138481 a cube number? | 138481 is not a cube number |
| Square root of 138481 | 372.13035350533 |
| Cube root of 138481 | 51.736462498635 |
Recreational math for 138481
| Number 138481 reversed | 184831 |
| Sum of the digits | 25 |
| Number of digits | 6 |