| Prime Factorization |
641 |
| Divisors |
1, 641 |
| Count of divisors |
2 |
| Sum of divisors |
642 |
| Previous integer |
640 |
| Next integer |
642 |
| Is prime? |
YES |
| Prime number position |
116 |
| Previous prime |
631 |
| Next prime |
643 |
| 641st prime number |
↻ calculating, please wait |
| Is a Fibonacci number? |
NO |
| Zeckendorf representation |
610 + 21 + 8 + 2 |
| Is a Pell number? |
NO |
| Is a regular number? |
NO |
| Is a perfect number? |
NO |
| Is a perfect square number? |
NO |
| Is a perfect cube number? |
NO |
| Is power of 2? |
NO |
| Is power of 3? |
NO |
| Square 6412 |
410881 |
| Square root √641 |
25.317977802344 |
| Cube 6413 |
263374721 |
| Cubic root ∛641 |
8.6222248300477 |
| Natural logarithm |
6.4630294569207 |
| Decimal logarithm |
2.8068580295188 |