It is possible to find out using mathematical methods whether a given integer is a prime number or not.
No, 397 235 302 is not a prime number.
For example, 397 235 302 can be divided by 2: 397 235 302 / 2 = 198 617 651.
For 397 235 302 to be a prime number, it would have been required that 397 235 302 has only two divisors, i.e., itself and 1.
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397 235 302 is an even number, because it is evenly divisible by 2: 397 235 302 / 2 = 198 617 651.
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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 397 235 302 is about 19 930.763.
Thus, the square root of 397 235 302 is not an integer, and therefore 397 235 302 is not a square number.
The square of a number (here 397 235 302) is the result of the product of this number (397 235 302) by itself (i.e., 397 235 302 × 397 235 302); the square of 397 235 302 is sometimes called "raising 397 235 302 to the power 2", or "397 235 302 squared".
The square of 397 235 302 is 157 795 885 155 031 200 because 397 235 302 × 397 235 302 = 397 235 3022 = 157 795 885 155 031 200.
As a consequence, 397 235 302 is the square root of 157 795 885 155 031 200.
397 235 302 is a number with 9 digits.
The multiples of 397 235 302 are all integers evenly divisible by 397 235 302, that is all numbers such that the remainder of the division by 397 235 302 is zero. There are infinitely many multiples of 397 235 302. The smallest multiples of 397 235 302 are: