Names of 5
| Nominal | 5 |
| Cardinal | five |
| Ordinal | 5th |
| This number as US currency | five dollars |
| Is 5 an odd number? | 5 is an odd number |
| Is 5 an even number? | 5 is NOT an even number |
| Is 5 a palindrome? | 5 is a palindrome number |
| Is 5 a triangle number? | 5 is NOT a triangle number |
| Factorial (n!) of number 5! | 120 |
5 in other Bases
| Base 2 (Binary) | 1012 |
| Base 3 (Ternary) | 123 |
| Base 4 (Quaternary) | 114 |
| Base 5 (Quinary) | 105 |
| Base 6 (Senary) | 56 |
| Base 8 (Octal) | 58 |
| Base 12 (Duodecimal) | 512 |
| Base 16 (Hexadecimal) | 516 |
| Base 20 (Vigesimal) | 520 |
Primes and Factors tests for 5
| Is 5 a Prime Number? | 5 is a prime |
| Is 5 a perfect number? | 5 is NOT a perfect number |
| Is 5 a Mersenne Prime? | 5 is NOT a Mersenne prime |
| Is 5 a Fermat Prime? | 5 is a Fermat prime |
| Is 5 a Fibonacci Prime? | 5 is a Fibonacci prime |
| Is 5 a Partition Prime? | 5 is a Partition prime |
| Is 5 a Pell Prime? | 5 is a Pell prime |
| Prime Factors | Prime factors of 5 |
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5 in other Numerals
| 5 in Roman Numeral | V |
| 5 in Chinese Numeral | 伍 |
| 5 in Egyptian Numeral | 𓏾 |
| 5 in Babylonian Numeral |  |
Roots and stuff for 5
| Is 5 a square number? | 5 is NOT a square number |
| Is 5 a cube number? | 5 is NOT a cube number |
| Square root of the number 5 | 2.2360679774998 |
| Cube root of the number 5 | 1.7099759466767 |
Recreational math for 5
| Number 5 reversed | 5 |
| Sum of the digits | 5 |
| No of digits | 1 |