Names of 993
| Nominal | 993 |
| Cardinal | nine hundred ninety-three |
| Ordinal | 993rd |
| This number as US currency | nine hundred ninety-three dollars |
| Is 993 an odd number? | 993 is an odd number |
| Is 993 an even number? | 993 is NOT an even number |
| Is 993 a palindrome? | 993 is NOT a palindrome number |
| Is 993 a triangle number? | 993 is NOT a triangle number |
993 in other Bases
| Base 2 (Binary) | 11111000012 |
| Base 3 (Ternary) | 11002103 |
| Base 4 (Quaternary) | 332014 |
| Base 5 (Quinary) | 124335 |
| Base 6 (Senary) | 43336 |
| Base 8 (Octal) | 17418 |
| Base 12 (Duodecimal) | 6A912 |
| Base 16 (Hexadecimal) | 3E116 |
| Base 20 (Vigesimal) | 29D20 |
Primes and Factors tests for 993
| Is 993 a Prime Number? | 993 is NOT a prime |
| Is 993 a perfect number? | 993 is NOT a perfect number |
| Is 993 a Mersenne Prime? | 993 is NOT a Mersenne prime |
| Is 993 a Fermat Prime? | 993 is NOT a Fermat prime |
| Is 993 a Fibonacci Prime? | 993 is NOT a Fibonacci prime |
| Is 993 a Partition Prime? | 993 is NOT a Partition prime |
| Is 993 a Pell Prime? | 993 is NOT a Pell prime |
| Prime Factors | Prime factors of 993 |
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993 in other Numerals
| 993 in Roman Numeral | CMXCIII |
| 993 in Chinese Numeral | 玖佰玖拾叄 |
| 993 in Egyptian Numeral | 𓍪𓎎𓏼 |
| 993 in Babylonian Numeral |   |
Roots and stuff for 993
| Is 993 a square number? | 993 is NOT a square number |
| Is 993 a cube number? | 993 is NOT a cube number |
| Square root of the number 993 | 31.511902513177 |
| Cube root of the number 993 | 9.9766120095007 |
Recreational math for 993
| Number 993 reversed | 399 |
| Sum of the digits | 21 |
| No of digits | 3 |