Prime Factorization |
7 x 13 |
Divisors |
1, 7, 13, 91 |
Count of divisors |
4 |
Sum of divisors |
112 |
Previous integer |
90 |
Next integer |
92 |
Is prime? |
NO |
Previous prime |
89 |
Next prime |
97 |
91st prime number |
↻ calculating, please wait |
Is a Fibonacci number? |
NO |
91st Fibonacci number |
4660046610375530309 |
Zeckendorf representation |
89 + 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 |
Factorial 91! |
1.3520015276784E+140 |
Square 912 |
8281 |
Square root √91 |
9.5393920141695 |
Cube 913 |
753571 |
Cubic root ∛91 |
4.4979414452754 |
Natural logarithm |
4.5108595065168 |
Decimal logarithm |
1.9590413923211 |