Names of 21493
| Nominal | 21493 |
| Cardinal | twenty-one thousand four hundred ninety-three |
| Ordinal | 21,493rd |
| This number as US currency | twenty-one thousand four hundred ninety-three dollars |
| Is 21493 an odd number? | 21493 is an odd number |
| Is 21493 an even number? | 21493 is NOT an even number |
| Is 21493 a palindrome? | 21493 is NOT a palindrome number |
| Is 21493 a triangle number? | 21493 is NOT a triangle number |
21493 in other Bases
| Base 2 (Binary) | 1010011111101012 |
| Base 3 (Ternary) | 10021110013 |
| Base 4 (Quaternary) | 110333114 |
| Base 5 (Quinary) | 11414335 |
| Base 6 (Senary) | 2433016 |
| Base 8 (Octal) | 517658 |
| Base 12 (Duodecimal) | 1053112 |
| Base 16 (Hexadecimal) | 53F516 |
| Base 20 (Vigesimal) | 2DED20 |
Primes and Factors tests for 21493
| Is 21493 a Prime Number? | 21493 is a prime |
| Is 21493 a perfect number? | 21493 is NOT a perfect number |
| Is 21493 a Mersenne Prime? | 21493 is NOT a Mersenne prime |
| Is 21493 a Fermat Prime? | 21493 is NOT a Fermat prime |
| Is 21493 a Fibonacci Prime? | 21493 is NOT a Fibonacci prime |
| Is 21493 a Partition Prime? | 21493 is NOT a Partition prime |
| Is 21493 a Pell Prime? | 21493 is NOT a Pell prime |
| Prime Factors | Prime factors of 21493 |
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21493 in other Numerals
| 21493 in Roman Numeral | XXMCDXCIII |
| 21493 in Chinese Numeral | 貳萬壹仟肆佰玖拾叄 |
| 21493 in Egyptian Numeral | 𓂮𓆼𓍥𓎎𓏼 |
| 21493 in Babylonian Numeral |    |
Roots and stuff for 21493
| Is 21493 a square number? | 21493 is NOT a square number |
| Is 21493 a cube number? | 21493 is NOT a cube number |
| Square root of the number 21493 | 146.60491124106 |
| Cube root of the number 21493 | 27.80347074656 |
Recreational math for 21493
| Number 21493 reversed | 39412 |
| Sum of the digits | 19 |
| No of digits | 5 |