Number 641
Prime factorization
| Factorization |
641
|
| Divisors |
1,
641
|
| Count of divisors |
2 |
| Sum of divisors |
642 |
Basic properties
| Is prime? |
◎ YES
It's 116th prime number.
|
| Previous integer |
640 |
| Next integer |
642 |
| Previous prime number |
631 |
| Next prime number |
643 |
| Reciprocal |
0.001560062402496 |
| Square |
410881 |
| Square root |
25.317977802344323 |
| Natural logarithm |
6.46302945692067 |
| Decimal logarithm |
2.8068580295188172 |
| Sine |
0.11484470379581474 |
| Cosine |
0.9933834576889489 |
| Tangent |
0.11560963986957719 |
Expressions
| Binary |
1010000001 |
| Octal |
1201 |
| Hexadecimal |
281 |