18009
Everything about the number 18009 — its names, how to write it in other bases and numeral systems, and what makes it interesting mathematically.
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Names of 18009
| Nominal | 18009 |
| Cardinal | eighteen thousand nine |
| Ordinal | 18,009th |
| This number as US currency | eighteen thousand nine dollars |
Properties (and some facts) of 18009
| Is 18009 an odd number? | 18009 is an odd number |
| Is 18009 an even number? | 18009 is not an even number |
| Is 18009 a palindrome? | 18009 is not a palindrome |
| Is 18009 a triangle number? | 18009 is not a triangle number |
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18009 in other bases
| Base 2 (Binary) | 100011001011001 |
| Base 3 (Ternary) | 220201000 |
| Base 4 (Quaternary) | 10121121 |
| Base 5 (Quinary) | 1034014 |
| Base 6 (Senary) | 215213 |
| Base 8 (Octal) | 43131 |
| Base 12 (Duodecimal) | A509 |
| Base 16 (Hexadecimal) | 4659 |
| Base 20 (Vigesimal) | 2509 |
Primes and factors tests for 18009
| Is 18009 a prime number? | 18009 is not a prime number |
| Is 18009 a perfect number? | 18009 is not a perfect number |
| Is 18009 a Mersenne prime? | 18009 is not a Mersenne prime |
| Is 18009 a Fermat prime? | 18009 is not a Fermat prime |
| Is 18009 a Fibonacci prime? | 18009 is not a Fibonacci prime |
| Is 18009 a partition prime? | 18009 is not a partition prime |
| Is 18009 a Pell prime? | 18009 is not a Pell prime |
| Prime Factors | Prime factors of 18009 |
18009 in other numeral systems
| 18009 in Roman numerals | XVMMMIX |
| 18009 in Chinese numerals | 壹萬捌仟玖 |
| 18009 in Babylonian numerals |   |
| 18009 in Egyptian numerals | 𓂭𓇃𓐂 |
Roots and squares for 18009
| Is 18009 a square number? | 18009 is not a square number |
| Is 18009 a cube number? | 18009 is not a cube number |
| Square root of 18009 | 134.19761547807 |
| Cube root of 18009 | 26.211781116631 |
Recreational math for 18009
| Number 18009 reversed | 90081 |
| Sum of the digits | 18 |
| Number of digits | 5 |
Other pages about 18009
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