Names of 18001
| Nominal | 18001 |
| Cardinal | eighteen thousand one |
| Ordinal | 18,001st |
| This number as US currency | eighteen thousand one dollars |
| Is 18001 an odd number? | 18001 is an odd number |
| Is 18001 an even number? | 18001 is NOT an even number |
| Is 18001 a palindrome? | 18001 is NOT a palindrome number |
| Is 18001 a triangle number? | 18001 is NOT a triangle number |
18001 in other Bases
| Base 2 (Binary) | 1000110010100012 |
| Base 3 (Ternary) | 2202002013 |
| Base 4 (Quaternary) | 101211014 |
| Base 5 (Quinary) | 10340015 |
| Base 6 (Senary) | 2152016 |
| Base 8 (Octal) | 431218 |
| Base 12 (Duodecimal) | A50112 |
| Base 16 (Hexadecimal) | 465116 |
| Base 20 (Vigesimal) | 250120 |
Primes and Factors tests for 18001
| Is 18001 a Prime Number? | 18001 is NOT a prime |
| Is 18001 a perfect number? | 18001 is NOT a perfect number |
| Is 18001 a Mersenne Prime? | 18001 is NOT a Mersenne prime |
| Is 18001 a Fermat Prime? | 18001 is NOT a Fermat prime |
| Is 18001 a Fibonacci Prime? | 18001 is NOT a Fibonacci prime |
| Is 18001 a Partition Prime? | 18001 is NOT a Partition prime |
| Is 18001 a Pell Prime? | 18001 is NOT a Pell prime |
| Prime Factors | Prime factors of 18001 |
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18001 in other Numerals
| 18001 in Roman Numeral | XVMMMI |
| 18001 in Chinese Numeral | 壹萬捌仟壹 |
| 18001 in Egyptian Numeral | 𓂭𓇃𓏺 |
| 18001 in Babylonian Numeral |   |
Roots and stuff for 18001
| Is 18001 a square number? | 18001 is NOT a square number |
| Is 18001 a cube number? | 18001 is NOT a cube number |
| Square root of the number 18001 | 134.16780537819 |
| Cube root of the number 18001 | 26.207899255582 |
Recreational math for 18001
| Number 18001 reversed | 10081 |
| Sum of the digits | 10 |
| No of digits | 5 |