Names of 12009
| Nominal | 12009 |
| Cardinal | twelve thousand nine |
| Ordinal | 12,009th |
| This number as US currency | twelve thousand nine dollars |
| Is 12009 an odd number? | 12009 is an odd number |
| Is 12009 an even number? | 12009 is NOT an even number |
| Is 12009 a palindrome? | 12009 is NOT a palindrome number |
| Is 12009 a triangle number? | 12009 is NOT a triangle number |
12009 in other Bases
| Base 2 (Binary) | 101110111010012 |
| Base 3 (Ternary) | 1211102103 |
| Base 4 (Quaternary) | 23232214 |
| Base 5 (Quinary) | 3410145 |
| Base 6 (Senary) | 1313336 |
| Base 8 (Octal) | 273518 |
| Base 12 (Duodecimal) | 6B4912 |
| Base 16 (Hexadecimal) | 2EE916 |
| Base 20 (Vigesimal) | 1A0920 |
Primes and Factors tests for 12009
| Is 12009 a Prime Number? | 12009 is NOT a prime |
| Is 12009 a perfect number? | 12009 is NOT a perfect number |
| Is 12009 a Mersenne Prime? | 12009 is NOT a Mersenne prime |
| Is 12009 a Fermat Prime? | 12009 is NOT a Fermat prime |
| Is 12009 a Fibonacci Prime? | 12009 is NOT a Fibonacci prime |
| Is 12009 a Partition Prime? | 12009 is NOT a Partition prime |
| Is 12009 a Pell Prime? | 12009 is NOT a Pell prime |
| Prime Factors | Prime factors of 12009 |
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12009 in other Numerals
| 12009 in Roman Numeral | XMMIX |
| 12009 in Chinese Numeral | 壹萬貳仟玖 |
| 12009 in Egyptian Numeral | 𓂭𓆽𓐂 |
| 12009 in Babylonian Numeral |    |
Roots and stuff for 12009
| Is 12009 a square number? | 12009 is NOT a square number |
| Is 12009 a cube number? | 12009 is NOT a cube number |
| Square root of the number 12009 | 109.58558299338 |
| Cube root of the number 12009 | 22.900006991983 |
Recreational math for 12009
| Number 12009 reversed | 90021 |
| Sum of the digits | 12 |
| No of digits | 5 |