It is possible to find out using mathematical methods whether a given integer is a prime number or not.
No, 72 634 013 is not a prime number.
For example, 72 634 013 can be divided by 17: 72 634 013 / 17 = 4 272 589.
For 72 634 013 to be a prime number, it would have been required that 72 634 013 has only two divisors, i.e., itself and 1.
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72 634 013 is an odd number, because it is not evenly divisible by 2.
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A number is a perfect square (or a square number) if its square root is an integer; that is to say, it is the product of an integer with itself. Here, the square root of 72 634 013 is about 8 522.559.
Thus, the square root of 72 634 013 is not an integer, and therefore 72 634 013 is not a square number.
The square of a number (here 72 634 013) is the result of the product of this number (72 634 013) by itself (i.e., 72 634 013 × 72 634 013); the square of 72 634 013 is sometimes called "raising 72 634 013 to the power 2", or "72 634 013 squared".
The square of 72 634 013 is 5 275 699 844 484 169 because 72 634 013 × 72 634 013 = 72 634 0132 = 5 275 699 844 484 169.
As a consequence, 72 634 013 is the square root of 5 275 699 844 484 169.
72 634 013 is a number with 8 digits.
The multiples of 72 634 013 are all integers evenly divisible by 72 634 013, that is all numbers such that the remainder of the division by 72 634 013 is zero. There are infinitely many multiples of 72 634 013. The smallest multiples of 72 634 013 are: