Names of 16221
| Nominal | 16221 |
| Cardinal | sixteen thousand two hundred twenty-one |
| Ordinal | 16,221st |
| This number as US currency | sixteen thousand two hundred twenty-one dollars |
| Is 16221 an odd number? | 16221 is an odd number |
| Is 16221 an even number? | 16221 is NOT an even number |
| Is 16221 a palindrome? | 16221 is NOT a palindrome number |
| Is 16221 a triangle number? | 16221 is NOT a triangle number |
16221 in other Bases
| Base 2 (Binary) | 111111010111012 |
| Base 3 (Ternary) | 2110202103 |
| Base 4 (Quaternary) | 33311314 |
| Base 5 (Quinary) | 10043415 |
| Base 6 (Senary) | 2030336 |
| Base 8 (Octal) | 375358 |
| Base 12 (Duodecimal) | 947912 |
| Base 16 (Hexadecimal) | 3F5D16 |
| Base 20 (Vigesimal) | 20B120 |
Primes and Factors tests for 16221
| Is 16221 a Prime Number? | 16221 is NOT a prime |
| Is 16221 a perfect number? | 16221 is NOT a perfect number |
| Is 16221 a Mersenne Prime? | 16221 is NOT a Mersenne prime |
| Is 16221 a Fermat Prime? | 16221 is NOT a Fermat prime |
| Is 16221 a Fibonacci Prime? | 16221 is NOT a Fibonacci prime |
| Is 16221 a Partition Prime? | 16221 is NOT a Partition prime |
| Is 16221 a Pell Prime? | 16221 is NOT a Pell prime |
| Prime Factors | Prime factors of 16221 |
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16221 in other Numerals
| 16221 in Roman Numeral | XVMCCXXI |
| 16221 in Chinese Numeral | 壹萬陸仟貳佰貳拾壹 |
| 16221 in Egyptian Numeral | 𓂭𓇁𓍣𓎇𓏺 |
| 16221 in Babylonian Numeral |    |
Roots and stuff for 16221
| Is 16221 a square number? | 16221 is NOT a square number |
| Is 16221 a cube number? | 16221 is NOT a cube number |
| Square root of the number 16221 | 127.36168968728 |
| Cube root of the number 16221 | 25.313908624551 |
Recreational math for 16221
| Number 16221 reversed | 12261 |
| Sum of the digits | 12 |
| No of digits | 5 |