Names of 1209
| Nominal | 1209 |
| Cardinal | one thousand two hundred nine |
| Ordinal | 1,209th |
| This number as US currency | one thousand two hundred nine dollars |
| Is 1209 an odd number? | 1209 is an odd number |
| Is 1209 an even number? | 1209 is NOT an even number |
| Is 1209 a palindrome? | 1209 is NOT a palindrome number |
| Is 1209 a triangle number? | 1209 is NOT a triangle number |
1209 in other Bases
| Base 2 (Binary) | 100101110012 |
| Base 3 (Ternary) | 11222103 |
| Base 4 (Quaternary) | 1023214 |
| Base 5 (Quinary) | 143145 |
| Base 6 (Senary) | 53336 |
| Base 8 (Octal) | 22718 |
| Base 12 (Duodecimal) | 84912 |
| Base 16 (Hexadecimal) | 4B916 |
| Base 20 (Vigesimal) | 30920 |
Primes and Factors tests for 1209
| Is 1209 a Prime Number? | 1209 is NOT a prime |
| Is 1209 a perfect number? | 1209 is NOT a perfect number |
| Is 1209 a Mersenne Prime? | 1209 is NOT a Mersenne prime |
| Is 1209 a Fermat Prime? | 1209 is NOT a Fermat prime |
| Is 1209 a Fibonacci Prime? | 1209 is NOT a Fibonacci prime |
| Is 1209 a Partition Prime? | 1209 is NOT a Partition prime |
| Is 1209 a Pell Prime? | 1209 is NOT a Pell prime |
| Prime Factors | Prime factors of 1209 |
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1209 in other Numerals
| 1209 in Roman Numeral | MCCIX |
| 1209 in Chinese Numeral | 壹仟貳佰玖 |
| 1209 in Egyptian Numeral | 𓆼𓍣𓐂 |
| 1209 in Babylonian Numeral |   |
Roots and stuff for 1209
| Is 1209 a square number? | 1209 is NOT a square number |
| Is 1209 a cube number? | 1209 is NOT a cube number |
| Square root of the number 1209 | 34.770677301427 |
| Cube root of the number 1209 | 10.653086015253 |
Recreational math for 1209
| Number 1209 reversed | 9021 |
| Sum of the digits | 12 |
| No of digits | 4 |