It is possible to find out using mathematical methods whether a given integer is a prime number or not.
No, 998 530 608 is not a prime number.
For example, 998 530 608 can be divided by 2: 998 530 608 / 2 = 499 265 304.
For 998 530 608 to be a prime number, it would have been required that 998 530 608 has only two divisors, i.e., itself and 1.
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998 530 608 is an even number, because it is evenly divisible by 2: 998 530 608 / 2 = 499 265 304.
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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 998 530 608 is about 31 599.535.
Thus, the square root of 998 530 608 is not an integer, and therefore 998 530 608 is not a square number.
The square of a number (here 998 530 608) is the result of the product of this number (998 530 608) by itself (i.e., 998 530 608 × 998 530 608); the square of 998 530 608 is sometimes called "raising 998 530 608 to the power 2", or "998 530 608 squared".
The square of 998 530 608 is 997 063 375 112 849 664 because 998 530 608 × 998 530 608 = 998 530 6082 = 997 063 375 112 849 664.
As a consequence, 998 530 608 is the square root of 997 063 375 112 849 664.
998 530 608 is a number with 9 digits.
The multiples of 998 530 608 are all integers evenly divisible by 998 530 608, that is all numbers such that the remainder of the division by 998 530 608 is zero. There are infinitely many multiples of 998 530 608. The smallest multiples of 998 530 608 are: