| Prime Factorization |
3 x 7 x 61 |
| Divisors |
1, 3, 7, 21, 61, 183, 427, 1281 |
| Count of divisors |
8 |
| Sum of divisors |
1984 |
| Previous integer |
1280 |
| Next integer |
1282 |
| Is prime? |
NO |
| Previous prime |
1279 |
| Next prime |
1283 |
| 1281st prime number |
↻ calculating, please wait |
| Is a Fibonacci number? |
NO |
| Zeckendorf representation |
987 + 233 + 55 + 5 + 1 |
| 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 12812 |
1640961 |
| Square root √1281 |
35.791060336347 |
| Cube 12813 |
2102071041 |
| Cubic root ∛1281 |
10.860497248717 |
| Natural logarithm |
7.1553963018967 |
| Decimal logarithm |
3.1075491297447 |