Names of 8
| Nominal | 8 |
| Cardinal | eight |
| Ordinal | 8th |
| This number as US currency | eight dollars |
| Is 8 an odd number? | 8 is NOT an odd number |
| Is 8 an even number? | 8 is an even number |
| Is 8 a palindrome? | 8 is a palindrome number |
| Is 8 a triangle number? | 8 is NOT a triangle number |
| Factorial (n!) of number 8! | 40320 |
8 in other Bases
| Base 2 (Binary) | 10002 |
| Base 3 (Ternary) | 223 |
| Base 4 (Quaternary) | 204 |
| Base 5 (Quinary) | 135 |
| Base 6 (Senary) | 126 |
| Base 8 (Octal) | 108 |
| Base 12 (Duodecimal) | 812 |
| Base 16 (Hexadecimal) | 816 |
| Base 20 (Vigesimal) | 820 |
Primes and Factors tests for 8
| Is 8 a Prime Number? | 8 is NOT a prime |
| Is 8 a perfect number? | 8 is NOT a perfect number |
| Is 8 a Mersenne Prime? | 8 is NOT a Mersenne prime |
| Is 8 a Fermat Prime? | 8 is NOT a Fermat prime |
| Is 8 a Fibonacci Prime? | 8 is NOT a Fibonacci prime |
| Is 8 a Partition Prime? | 8 is NOT a Partition prime |
| Is 8 a Pell Prime? | 8 is NOT a Pell prime |
| Prime Factors | Prime factors of 8 |
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8 in other Numerals
| 8 in Roman Numeral | VIII |
| 8 in Chinese Numeral | 捌 |
| 8 in Egyptian Numeral | 𓐁 |
| 8 in Babylonian Numeral |  |
Roots and stuff for 8
| Is 8 a square number? | 8 is NOT a square number |
| Is 8 a cube number? | 8 is a cube number |
| Square root of the number 8 | 2.8284271247462 |
| Cube root of the number 8 | 2 |
Recreational math for 8
| Number 8 reversed | 8 |
| Sum of the digits | 8 |
| No of digits | 1 |