It is possible to find out using mathematical methods whether a given integer is a prime number or not.
No, 988 613 is not a prime number.
For example, 988 613 can be divided by 43: 988 613 / 43 = 22 991.
For 988 613 to be a prime number, it would have been required that 988 613 has only two divisors, i.e., itself and 1.
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988 613 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 988 613 is about 994.290.
Thus, the square root of 988 613 is not an integer, and therefore 988 613 is not a square number.
The square of a number (here 988 613) is the result of the product of this number (988 613) by itself (i.e., 988 613 × 988 613); the square of 988 613 is sometimes called "raising 988 613 to the power 2", or "988 613 squared".
The square of 988 613 is 977 355 663 769 because 988 613 × 988 613 = 988 6132 = 977 355 663 769.
As a consequence, 988 613 is the square root of 977 355 663 769.
The multiples of 988 613 are all integers evenly divisible by 988 613, that is all numbers such that the remainder of the division by 988 613 is zero. There are infinitely many multiples of 988 613. The smallest multiples of 988 613 are: