Names of 189
| Nominal | 189 |
| Cardinal | one hundred eighty-nine |
| Ordinal | 189th |
| This number as US currency | one hundred eighty-nine dollars |
| Is 189 an odd number? | 189 is an odd number |
| Is 189 an even number? | 189 is NOT an even number |
| Is 189 a palindrome? | 189 is NOT a palindrome number |
| Is 189 a triangle number? | 189 is NOT a triangle number |
189 in other Bases
| Base 2 (Binary) | 101111012 |
| Base 3 (Ternary) | 210003 |
| Base 4 (Quaternary) | 23314 |
| Base 5 (Quinary) | 12245 |
| Base 6 (Senary) | 5136 |
| Base 8 (Octal) | 2758 |
| Base 12 (Duodecimal) | 13912 |
| Base 16 (Hexadecimal) | BD16 |
| Base 20 (Vigesimal) | 9920 |
Primes and Factors tests for 189
| Is 189 a Prime Number? | 189 is NOT a prime |
| Is 189 a perfect number? | 189 is NOT a perfect number |
| Is 189 a Mersenne Prime? | 189 is NOT a Mersenne prime |
| Is 189 a Fermat Prime? | 189 is NOT a Fermat prime |
| Is 189 a Fibonacci Prime? | 189 is NOT a Fibonacci prime |
| Is 189 a Partition Prime? | 189 is NOT a Partition prime |
| Is 189 a Pell Prime? | 189 is NOT a Pell prime |
| Prime Factors | Prime factors of 189 |
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189 in other Numerals
| 189 in Roman Numeral | CLXXXIX |
| 189 in Chinese Numeral | 壹佰捌拾玖 |
| 189 in Egyptian Numeral | 𓍢𓎍𓐂 |
| 189 in Babylonian Numeral |   |
Roots and stuff for 189
| Is 189 a square number? | 189 is NOT a square number |
| Is 189 a cube number? | 189 is NOT a cube number |
| Square root of the number 189 | 13.747727084868 |
| Cube root of the number 189 | 5.7387935483172 |
Recreational math for 189
| Number 189 reversed | 981 |
| Sum of the digits | 18 |
| No of digits | 3 |