Names of 21265
| Nominal | 21265 |
| Cardinal | twenty-one thousand two hundred sixty-five |
| Ordinal | 21,265th |
| This number as US currency | twenty-one thousand two hundred sixty-five dollars |
| Is 21265 an odd number? | 21265 is an odd number |
| Is 21265 an even number? | 21265 is NOT an even number |
| Is 21265 a palindrome? | 21265 is NOT a palindrome number |
| Is 21265 a triangle number? | 21265 is NOT a triangle number |
21265 in other Bases
| Base 2 (Binary) | 1010011000100012 |
| Base 3 (Ternary) | 10020111213 |
| Base 4 (Quaternary) | 110301014 |
| Base 5 (Quinary) | 11400305 |
| Base 6 (Senary) | 2422416 |
| Base 8 (Octal) | 514218 |
| Base 12 (Duodecimal) | 1038112 |
| Base 16 (Hexadecimal) | 531116 |
| Base 20 (Vigesimal) | 2D3520 |
Primes and Factors tests for 21265
| Is 21265 a Prime Number? | 21265 is NOT a prime |
| Is 21265 a perfect number? | 21265 is NOT a perfect number |
| Is 21265 a Mersenne Prime? | 21265 is NOT a Mersenne prime |
| Is 21265 a Fermat Prime? | 21265 is NOT a Fermat prime |
| Is 21265 a Fibonacci Prime? | 21265 is NOT a Fibonacci prime |
| Is 21265 a Partition Prime? | 21265 is NOT a Partition prime |
| Is 21265 a Pell Prime? | 21265 is NOT a Pell prime |
| Prime Factors | Prime factors of 21265 |
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21265 in other Numerals
| 21265 in Roman Numeral | XXMCCLXV |
| 21265 in Chinese Numeral | 貳萬壹仟貳佰陸拾伍 |
| 21265 in Egyptian Numeral | 𓂮𓆼𓍣𓎋𓏾 |
| 21265 in Babylonian Numeral |    |
Roots and stuff for 21265
| Is 21265 a square number? | 21265 is NOT a square number |
| Is 21265 a cube number? | 21265 is NOT a cube number |
| Square root of the number 21265 | 145.82523787054 |
| Cube root of the number 21265 | 27.704806995912 |
Recreational math for 21265
| Number 21265 reversed | 56212 |
| Sum of the digits | 16 |
| No of digits | 5 |