Names of 20864
| Nominal | 20864 |
| Cardinal | twenty thousand eight hundred sixty-four |
| Ordinal | 20,864th |
| This number as US currency | twenty thousand eight hundred sixty-four dollars |
| Is 20864 an odd number? | 20864 is NOT an odd number |
| Is 20864 an even number? | 20864 is an even number |
| Is 20864 a palindrome? | 20864 is NOT a palindrome number |
| Is 20864 a triangle number? | 20864 is NOT a triangle number |
20864 in other Bases
| Base 2 (Binary) | 1010001100000002 |
| Base 3 (Ternary) | 10011212023 |
| Base 4 (Quaternary) | 110120004 |
| Base 5 (Quinary) | 11314245 |
| Base 6 (Senary) | 2403326 |
| Base 8 (Octal) | 506008 |
| Base 12 (Duodecimal) | 100A812 |
| Base 16 (Hexadecimal) | 518016 |
| Base 20 (Vigesimal) | 2C3420 |
Primes and Factors tests for 20864
| Is 20864 a Prime Number? | 20864 is NOT a prime |
| Is 20864 a perfect number? | 20864 is NOT a perfect number |
| Is 20864 a Mersenne Prime? | 20864 is NOT a Mersenne prime |
| Is 20864 a Fermat Prime? | 20864 is NOT a Fermat prime |
| Is 20864 a Fibonacci Prime? | 20864 is NOT a Fibonacci prime |
| Is 20864 a Partition Prime? | 20864 is NOT a Partition prime |
| Is 20864 a Pell Prime? | 20864 is NOT a Pell prime |
| Prime Factors | Prime factors of 20864 |
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20864 in other Numerals
| 20864 in Roman Numeral | XXDCCCLXIV |
| 20864 in Chinese Numeral | 貳萬捌佰陸拾肆 |
| 20864 in Egyptian Numeral | 𓂮𓍩𓎋𓏽 |
| 20864 in Babylonian Numeral |    |
Roots and stuff for 20864
| Is 20864 a square number? | 20864 is NOT a square number |
| Is 20864 a cube number? | 20864 is NOT a cube number |
| Square root of the number 20864 | 144.44376068214 |
| Cube root of the number 20864 | 27.529555001912 |
Recreational math for 20864
| Number 20864 reversed | 46802 |
| Sum of the digits | 20 |
| No of digits | 5 |