142009
Everything about the number 142009 — its names, how to write it in other bases and numeral systems, and what makes it interesting mathematically.
Names of 142009
| Nominal | 142009 |
| Cardinal | one hundred forty-two thousand nine |
| Ordinal | 142,009th |
| This number as US currency | one hundred forty-two thousand nine dollars |
Properties (and some facts) of 142009
| Is 142009 an odd number? | 142009 is an odd number |
| Is 142009 an even number? | 142009 is not an even number |
| Is 142009 a palindrome? | 142009 is not a palindrome |
| Is 142009 a triangle number? | 142009 is not a triangle number |
142009 in other bases
| Base 2 (Binary) | 100010101010111001 |
| Base 3 (Ternary) | 21012210121 |
| Base 4 (Quaternary) | 202222321 |
| Base 5 (Quinary) | 14021014 |
| Base 6 (Senary) | 3013241 |
| Base 8 (Octal) | 425271 |
| Base 12 (Duodecimal) | 6A221 |
| Base 16 (Hexadecimal) | 22AB9 |
| Base 20 (Vigesimal) | HF09 |
Primes and factors tests for 142009
| Is 142009 a prime number? | 142009 is not a prime number |
| Is 142009 a perfect number? | 142009 is not a perfect number |
| Is 142009 a Mersenne prime? | 142009 is not a Mersenne prime |
| Is 142009 a Fermat prime? | 142009 is not a Fermat prime |
| Is 142009 a Fibonacci prime? | 142009 is not a Fibonacci prime |
| Is 142009 a partition prime? | 142009 is not a partition prime |
| Is 142009 a Pell prime? | 142009 is not a Pell prime |
| Prime Factors | Prime factors of 142009 |
142009 in other numeral systems
| 142009 in Roman numerals | CXLMMIX |
| 142009 in Chinese numerals | 壹拾萬肆萬貳仟玖 |
| 142009 in Babylonian numerals |    |
| 142009 in Egyptian numerals | 𓆐𓂰𓆽𓐂 |
Roots and squares for 142009
| Is 142009 a square number? | 142009 is not a square number |
| Is 142009 a cube number? | 142009 is not a cube number |
| Square root of 142009 | 376.8408151992 |
| Cube root of 142009 | 52.17213664443 |
Recreational math for 142009
| Number 142009 reversed | 900241 |
| Sum of the digits | 16 |
| Number of digits | 6 |