It is possible to find out using mathematical methods whether a given integer is a prime number or not.
No, 971 397 is not a prime number.
For example, 971 397 can be divided by 3: 971 397 / 3 = 323 799.
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For 971 397 to be a prime number, it would have been required that 971 397 has only two divisors, i.e., itself and 1.
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971 397 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 971 397 is about 985.595.
Thus, the square root of 971 397 is not an integer, and therefore 971 397 is not a square number.
The square of a number (here 971 397) is the result of the product of this number (971 397) by itself (i.e., 971 397 × 971 397); the square of 971 397 is sometimes called "raising 971 397 to the power 2", or "971 397 squared".
The square of 971 397 is 943 612 131 609 because 971 397 × 971 397 = 971 3972 = 943 612 131 609.
As a consequence, 971 397 is the square root of 943 612 131 609.
The multiples of 971 397 are all integers evenly divisible by 971 397, that is all numbers such that the remainder of the division by 971 397 is zero. There are infinitely many multiples of 971 397. The smallest multiples of 971 397 are: