Number 640139
Prime factorization
Basic properties
| Is prime? |
◎ YES
It's 52088th prime number. |
| Previous integer | 640138 |
| Next integer | 640140 |
| Previous prime number | 640127 |
| Next prime number | 640151 |
| Reciprocal | 0.000001562160718 |
| Square | 409777939321 |
| Square root | 800.0868702834712 |
| Natural logarithm | 13.369440619254062 |
| Decimal logarithm | 5.806274287075234 |
| Sine | 0.9743632917431466 |
| Cosine | -0.22498038959753752 |
| Tangent | -4.330880986943634 |
Expressions
| Binary | 10011100010010001011 |
| Octal | 2342213 |
| Hexadecimal | 9c48b |