68
Everything about the number 68 — its names, how to write it in other bases and numeral systems, and what makes it interesting mathematically.
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Names of 68
| Nominal | 68 |
| Cardinal | sixty-eight |
| Ordinal | 68th |
| This number as US currency | sixty-eight dollars |
Properties (and some facts) of 68
| Is 68 an odd number? | 68 is not an odd number |
| Is 68 an even number? | 68 is an even number |
| Is 68 a palindrome? | 68 is not a palindrome |
| Is 68 a triangle number? | 68 is not a triangle number |
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68 in other bases
| Base 2 (Binary) | 1000100 |
| Base 3 (Ternary) | 2112 |
| Base 4 (Quaternary) | 1010 |
| Base 5 (Quinary) | 233 |
| Base 6 (Senary) | 152 |
| Base 8 (Octal) | 104 |
| Base 12 (Duodecimal) | 58 |
| Base 16 (Hexadecimal) | 44 |
| Base 20 (Vigesimal) | 38 |
Primes and factors tests for 68
| Is 68 a prime number? | 68 is not a prime number |
| Is 68 a perfect number? | 68 is not a perfect number |
| Is 68 a Mersenne prime? | 68 is not a Mersenne prime |
| Is 68 a Fermat prime? | 68 is not a Fermat prime |
| Is 68 a Fibonacci prime? | 68 is not a Fibonacci prime |
| Is 68 a partition prime? | 68 is not a partition prime |
| Is 68 a Pell prime? | 68 is not a Pell prime |
| Prime Factors | Prime factors of 68 |
68 in other numeral systems
| 68 in Roman numerals | LXVIII |
| 68 in Chinese numerals | 陸拾捌 |
| 68 in Babylonian numerals |   |
| 68 in Egyptian numerals | 𓎋𓐁 |
Roots and squares for 68
| Is 68 a square number? | 68 is not a square number |
| Is 68 a cube number? | 68 is not a cube number |
| Square root of 68 | 8.2462112512353 |
| Cube root of 68 | 4.0816551019173 |
Recreational math for 68
| Number 68 reversed | 86 |
| Sum of the digits | 14 |
| Number of digits | 2 |
Arithmetic tables for 68
Other pages about 68
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