Names of 7221
| Nominal | 7221 |
| Cardinal | seven thousand two hundred twenty-one |
| Ordinal | 7,221st |
| This number as US currency | seven thousand two hundred twenty-one dollars |
| Is 7221 an odd number? | 7221 is an odd number |
| Is 7221 an even number? | 7221 is NOT an even number |
| Is 7221 a palindrome? | 7221 is NOT a palindrome number |
| Is 7221 a triangle number? | 7221 is NOT a triangle number |
7221 in other Bases
| Base 2 (Binary) | 11100001101012 |
| Base 3 (Ternary) | 1002201103 |
| Base 4 (Quaternary) | 13003114 |
| Base 5 (Quinary) | 2123415 |
| Base 6 (Senary) | 532336 |
| Base 8 (Octal) | 160658 |
| Base 12 (Duodecimal) | 421912 |
| Base 16 (Hexadecimal) | 1C3516 |
| Base 20 (Vigesimal) | I1120 |
Primes and Factors tests for 7221
| Is 7221 a Prime Number? | 7221 is NOT a prime |
| Is 7221 a perfect number? | 7221 is NOT a perfect number |
| Is 7221 a Mersenne Prime? | 7221 is NOT a Mersenne prime |
| Is 7221 a Fermat Prime? | 7221 is NOT a Fermat prime |
| Is 7221 a Fibonacci Prime? | 7221 is NOT a Fibonacci prime |
| Is 7221 a Partition Prime? | 7221 is NOT a Partition prime |
| Is 7221 a Pell Prime? | 7221 is NOT a Pell prime |
| Prime Factors | Prime factors of 7221 |
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7221 in other Numerals
| 7221 in Roman Numeral | VMMCCXXI |
| 7221 in Chinese Numeral | 柒仟貳佰貳拾壹 |
| 7221 in Egyptian Numeral | 𓇂𓍣𓎇𓏺 |
| 7221 in Babylonian Numeral |   |
Roots and stuff for 7221
| Is 7221 a square number? | 7221 is NOT a square number |
| Is 7221 a cube number? | 7221 is NOT a cube number |
| Square root of the number 7221 | 84.976467330667 |
| Cube root of the number 7221 | 19.32854287441 |
Recreational math for 7221
| Number 7221 reversed | 1227 |
| Sum of the digits | 12 |
| No of digits | 4 |