| Decimal: | 28 |
| Hexedecimal: | 1c |
| Octal: | 34 |
| Binary: | 11100 |
| Absolute Value: | 28 |
| Type: | Positive, Even |
| Is Prime: | No |
| Prime Factorization: | 2, 2, 7 |
| Square Root: | sqrt(28) = 2sqrt(7) = 5.2915026221292 |
| Square: | 784 |
| ln(28): | 3.3322045101752 |
| e^28: | 1446257064291.5 |
| log(28): | 1.4471580313422 |
| sin(28): | 0.27090578830787 |
| cos(28): | -0.96260586631357 |
| tan(28): | -0.28142960456427 |