It is possible to find out using mathematical methods whether a given integer is a prime number or not.
No, 30 724 974 is not a prime number.
For example, 30 724 974 can be divided by 2: 30 724 974 / 2 = 15 362 487.
For 30 724 974 to be a prime number, it would have been required that 30 724 974 has only two divisors, i.e., itself and 1.
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30 724 974 is an even number, because it is evenly divisible by 2: 30 724 974 / 2 = 15 362 487.
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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 30 724 974 is about 5 543.011.
Thus, the square root of 30 724 974 is not an integer, and therefore 30 724 974 is not a square number.
The square of a number (here 30 724 974) is the result of the product of this number (30 724 974) by itself (i.e., 30 724 974 × 30 724 974); the square of 30 724 974 is sometimes called "raising 30 724 974 to the power 2", or "30 724 974 squared".
The square of 30 724 974 is 944 024 027 300 676 because 30 724 974 × 30 724 974 = 30 724 9742 = 944 024 027 300 676.
As a consequence, 30 724 974 is the square root of 944 024 027 300 676.
30 724 974 is a number with 8 digits.
The multiples of 30 724 974 are all integers evenly divisible by 30 724 974, that is all numbers such that the remainder of the division by 30 724 974 is zero. There are infinitely many multiples of 30 724 974. The smallest multiples of 30 724 974 are: