Names of 18240
| Nominal | 18240 |
| Cardinal | eighteen thousand two hundred forty |
| Ordinal | 18,240th |
| This number as US currency | eighteen thousand two hundred forty dollars |
| Is 18240 an odd number? | 18240 is NOT an odd number |
| Is 18240 an even number? | 18240 is an even number |
| Is 18240 a palindrome? | 18240 is NOT a palindrome number |
| Is 18240 a triangle number? | 18240 is NOT a triangle number |
18240 in other Bases
| Base 2 (Binary) | 1000111010000002 |
| Base 3 (Ternary) | 2210001203 |
| Base 4 (Quaternary) | 101310004 |
| Base 5 (Quinary) | 10404305 |
| Base 6 (Senary) | 2202406 |
| Base 8 (Octal) | 435008 |
| Base 12 (Duodecimal) | A68012 |
| Base 16 (Hexadecimal) | 474016 |
| Base 20 (Vigesimal) | 25C020 |
Primes and Factors tests for 18240
| Is 18240 a Prime Number? | 18240 is NOT a prime |
| Is 18240 a perfect number? | 18240 is NOT a perfect number |
| Is 18240 a Mersenne Prime? | 18240 is NOT a Mersenne prime |
| Is 18240 a Fermat Prime? | 18240 is NOT a Fermat prime |
| Is 18240 a Fibonacci Prime? | 18240 is NOT a Fibonacci prime |
| Is 18240 a Partition Prime? | 18240 is NOT a Partition prime |
| Is 18240 a Pell Prime? | 18240 is NOT a Pell prime |
| Prime Factors | Prime factors of 18240 |
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18240 in other Numerals
| 18240 in Roman Numeral | XVMMMCCXL |
| 18240 in Chinese Numeral | 壹萬捌仟貳佰肆拾 |
| 18240 in Egyptian Numeral | 𓂭𓇃𓍣𓎉 |
| 18240 in Babylonian Numeral |   |
Roots and stuff for 18240
| Is 18240 a square number? | 18240 is NOT a square number |
| Is 18240 a cube number? | 18240 is NOT a cube number |
| Square root of the number 18240 | 135.05554412907 |
| Cube root of the number 18240 | 26.323377460966 |
Recreational math for 18240
| Number 18240 reversed | 04281 |
| Sum of the digits | 15 |
| No of digits | 5 |