Names of 21995
| Nominal | 21995 |
| Cardinal | twenty-one thousand nine hundred ninety-five |
| Ordinal | 21,995th |
| This number as US currency | twenty-one thousand nine hundred ninety-five dollars |
| Is 21995 an odd number? | 21995 is an odd number |
| Is 21995 an even number? | 21995 is NOT an even number |
| Is 21995 a palindrome? | 21995 is NOT a palindrome number |
| Is 21995 a triangle number? | 21995 is NOT a triangle number |
21995 in other Bases
| Base 2 (Binary) | 1010101111010112 |
| Base 3 (Ternary) | 10100111223 |
| Base 4 (Quaternary) | 111132234 |
| Base 5 (Quinary) | 12004405 |
| Base 6 (Senary) | 2454556 |
| Base 8 (Octal) | 527538 |
| Base 12 (Duodecimal) | 1088B12 |
| Base 16 (Hexadecimal) | 55EB16 |
| Base 20 (Vigesimal) | 2EJF20 |
Primes and Factors tests for 21995
| Is 21995 a Prime Number? | 21995 is NOT a prime |
| Is 21995 a perfect number? | 21995 is NOT a perfect number |
| Is 21995 a Mersenne Prime? | 21995 is NOT a Mersenne prime |
| Is 21995 a Fermat Prime? | 21995 is NOT a Fermat prime |
| Is 21995 a Fibonacci Prime? | 21995 is NOT a Fibonacci prime |
| Is 21995 a Partition Prime? | 21995 is NOT a Partition prime |
| Is 21995 a Pell Prime? | 21995 is NOT a Pell prime |
| Prime Factors | Prime factors of 21995 |
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21995 in other Numerals
| 21995 in Roman Numeral | XXMCMXCV |
| 21995 in Chinese Numeral | 貳萬壹仟玖佰玖拾伍 |
| 21995 in Egyptian Numeral | 𓂮𓆼𓍪𓎎𓏾 |
| 21995 in Babylonian Numeral |   |
Roots and stuff for 21995
| Is 21995 a square number? | 21995 is NOT a square number |
| Is 21995 a cube number? | 21995 is NOT a cube number |
| Square root of the number 21995 | 148.30711378757 |
| Cube root of the number 21995 | 28.01827038865 |
Recreational math for 21995
| Number 21995 reversed | 59912 |
| Sum of the digits | 26 |
| No of digits | 5 |