Names of 27
| Nominal | 27 |
| Cardinal | twenty-seven |
| Ordinal | 27th |
| This number as US currency | twenty-seven dollars |
| Is 27 an odd number? | 27 is an odd number |
| Is 27 an even number? | 27 is NOT an even number |
| Is 27 a palindrome? | 27 is NOT a palindrome number |
| Is 27 a triangle number? | 27 is NOT a triangle number |
27 in other Bases
| Base 2 (Binary) | 110112 |
| Base 3 (Ternary) | 10003 |
| Base 4 (Quaternary) | 1234 |
| Base 5 (Quinary) | 1025 |
| Base 6 (Senary) | 436 |
| Base 8 (Octal) | 338 |
| Base 12 (Duodecimal) | 2312 |
| Base 16 (Hexadecimal) | 1B16 |
| Base 20 (Vigesimal) | 1720 |
Primes and Factors tests for 27
| Is 27 a Prime Number? | 27 is NOT a prime |
| Is 27 a perfect number? | 27 is NOT a perfect number |
| Is 27 a Mersenne Prime? | 27 is NOT a Mersenne prime |
| Is 27 a Fermat Prime? | 27 is NOT a Fermat prime |
| Is 27 a Fibonacci Prime? | 27 is NOT a Fibonacci prime |
| Is 27 a Partition Prime? | 27 is NOT a Partition prime |
| Is 27 a Pell Prime? | 27 is NOT a Pell prime |
| Prime Factors | Prime factors of 27 |
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27 in other Numerals
| 27 in Roman Numeral | XXVII |
| 27 in Chinese Numeral | 貳拾柒 |
| 27 in Egyptian Numeral | 𓎇𓐀 |
| 27 in Babylonian Numeral |  |
Roots and stuff for 27
| Is 27 a square number? | 27 is NOT a square number |
| Is 27 a cube number? | 27 is a cube number |
| Square root of the number 27 | 5.1961524227066 |
| Cube root of the number 27 | 3 |
Recreational math for 27
| Number 27 reversed | 72 |
| Sum of the digits | 9 |
| No of digits | 2 |