164421
Everything about the number 164421 — its names, how to write it in other bases and numeral systems, and what makes it interesting mathematically.
Names of 164421
| Nominal | 164421 |
| Cardinal | one hundred sixty-four thousand four hundred twenty-one |
| Ordinal | 164,421st |
| This number as US currency | one hundred sixty-four thousand four hundred twenty-one dollars |
Properties (and some facts) of 164421
| Is 164421 an odd number? | 164421 is an odd number |
| Is 164421 an even number? | 164421 is not an even number |
| Is 164421 a palindrome? | 164421 is not a palindrome |
| Is 164421 a triangle number? | 164421 is not a triangle number |
164421 in other bases
| Base 2 (Binary) | 101000001001000101 |
| Base 3 (Ternary) | 22100112200 |
| Base 4 (Quaternary) | 220021011 |
| Base 5 (Quinary) | 20230141 |
| Base 6 (Senary) | 3305113 |
| Base 8 (Octal) | 501105 |
| Base 12 (Duodecimal) | 7B199 |
| Base 16 (Hexadecimal) | 28245 |
| Base 20 (Vigesimal) | 10B11 |
Primes and factors tests for 164421
| Is 164421 a prime number? | 164421 is not a prime number |
| Is 164421 a perfect number? | 164421 is not a perfect number |
| Is 164421 a Mersenne prime? | 164421 is not a Mersenne prime |
| Is 164421 a Fermat prime? | 164421 is not a Fermat prime |
| Is 164421 a Fibonacci prime? | 164421 is not a Fibonacci prime |
| Is 164421 a partition prime? | 164421 is not a partition prime |
| Is 164421 a Pell prime? | 164421 is not a Pell prime |
| Prime Factors | Prime factors of 164421 |
164421 in other numeral systems
| 164421 in Roman numerals | CLXMVCDXXI |
| 164421 in Chinese numerals | 壹拾萬陸萬肆仟肆佰貳拾壹 |
| 164421 in Babylonian numerals |    |
| 164421 in Egyptian numerals | 𓆐𓂲𓆿𓍥𓎇𓏺 |
Roots and squares for 164421
| Is 164421 a square number? | 164421 is not a square number |
| Is 164421 a cube number? | 164421 is not a cube number |
| Square root of 164421 | 405.48859416758 |
| Cube root of 164421 | 54.783834719021 |
Recreational math for 164421
| Number 164421 reversed | 124461 |
| Sum of the digits | 18 |
| Number of digits | 6 |