It is possible to find out using mathematical methods whether a given integer is a prime number or not.
No, 132 397 is not a prime number.
For example, 132 397 can be divided by 43: 132 397 / 43 = 3 079.
For 132 397 to be a prime number, it would have been required that 132 397 has only two divisors, i.e., itself and 1.
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132 397 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 132 397 is about 363.864.
Thus, the square root of 132 397 is not an integer, and therefore 132 397 is not a square number.
The square of a number (here 132 397) is the result of the product of this number (132 397) by itself (i.e., 132 397 × 132 397); the square of 132 397 is sometimes called "raising 132 397 to the power 2", or "132 397 squared".
The square of 132 397 is 17 528 965 609 because 132 397 × 132 397 = 132 3972 = 17 528 965 609.
As a consequence, 132 397 is the square root of 17 528 965 609.
The multiples of 132 397 are all integers evenly divisible by 132 397, that is all numbers such that the remainder of the division by 132 397 is zero. There are infinitely many multiples of 132 397. The smallest multiples of 132 397 are: