Number 28728121
Prime factorization
Basic properties
| Is prime? |
◎ YES
It's 1783881th prime number. |
| Previous integer | 28728120 |
| Next integer | 28728122 |
| Previous prime number | 28728097 |
| Next prime number | 28728151 |
| Reciprocal | 3.4809098e-8 |
| Square | 825304936190641 |
| Square root | 5359.862031806416 |
| Natural logarithm | 17.173387026797872 |
| Decimal logarithm | 7.458307221327208 |
| Sine | 0.23104919329212054 |
| Cosine | -0.9729420693335551 |
| Tangent | -0.2374747691302776 |
Expressions
| Binary | 1101101100101101100111001 |
| Octal | 155455471 |
| Hexadecimal | 1b65b39 |