It is possible to find out using mathematical methods whether a given integer is a prime number or not.
No, 709 712 998 is not a prime number.
For example, 709 712 998 can be divided by 2: 709 712 998 / 2 = 354 856 499.
For 709 712 998 to be a prime number, it would have been required that 709 712 998 has only two divisors, i.e., itself and 1.
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709 712 998 is an even number, because it is evenly divisible by 2: 709 712 998 / 2 = 354 856 499.
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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 709 712 998 is about 26 640.439.
Thus, the square root of 709 712 998 is not an integer, and therefore 709 712 998 is not a square number.
The square of a number (here 709 712 998) is the result of the product of this number (709 712 998) by itself (i.e., 709 712 998 × 709 712 998); the square of 709 712 998 is sometimes called "raising 709 712 998 to the power 2", or "709 712 998 squared".
The square of 709 712 998 is 503 692 539 530 148 032 because 709 712 998 × 709 712 998 = 709 712 9982 = 503 692 539 530 148 032.
As a consequence, 709 712 998 is the square root of 503 692 539 530 148 032.
709 712 998 is a number with 9 digits.
The multiples of 709 712 998 are all integers evenly divisible by 709 712 998, that is all numbers such that the remainder of the division by 709 712 998 is zero. There are infinitely many multiples of 709 712 998. The smallest multiples of 709 712 998 are: