26
Everything about the number 26 — its names, how to write it in other bases and numeral systems, and what makes it interesting mathematically.
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Names of 26
| Nominal | 26 |
| Cardinal | twenty-six |
| Ordinal | 26th |
| This number as US currency | twenty-six dollars |
Properties (and some facts) of 26
| Is 26 an odd number? | 26 is not an odd number |
| Is 26 an even number? | 26 is an even number |
| Is 26 a palindrome? | 26 is not a palindrome |
| Is 26 a triangle number? | 26 is not a triangle number |
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26 in other bases
| Base 2 (Binary) | 11010 |
| Base 3 (Ternary) | 222 |
| Base 4 (Quaternary) | 122 |
| Base 5 (Quinary) | 101 |
| Base 6 (Senary) | 42 |
| Base 8 (Octal) | 32 |
| Base 12 (Duodecimal) | 22 |
| Base 16 (Hexadecimal) | 1A |
| Base 20 (Vigesimal) | 16 |
Primes and factors tests for 26
| Is 26 a prime number? | 26 is not a prime number |
| Is 26 a perfect number? | 26 is not a perfect number |
| Is 26 a Mersenne prime? | 26 is not a Mersenne prime |
| Is 26 a Fermat prime? | 26 is not a Fermat prime |
| Is 26 a Fibonacci prime? | 26 is not a Fibonacci prime |
| Is 26 a partition prime? | 26 is not a partition prime |
| Is 26 a Pell prime? | 26 is not a Pell prime |
| Prime Factors | Prime factors of 26 |
26 in other numeral systems
| 26 in Roman numerals | XXVI |
| 26 in Chinese numerals | 貳拾陸 |
| 26 in Babylonian numerals |  |
| 26 in Egyptian numerals | 𓎇𓏿 |
Roots and squares for 26
| Is 26 a square number? | 26 is not a square number |
| Is 26 a cube number? | 26 is not a cube number |
| Square root of 26 | 5.0990195135928 |
| Cube root of 26 | 2.9624960684074 |
Recreational math for 26
| Number 26 reversed | 62 |
| Sum of the digits | 8 |
| Number of digits | 2 |
Arithmetic tables for 26
Other pages about 26
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