It is possible to find out using mathematical methods whether a given integer is a prime number or not.
No, 132 731 is not a prime number.
For example, 132 731 can be divided by 331: 132 731 / 331 = 401.
For 132 731 to be a prime number, it would have been required that 132 731 has only two divisors, i.e., itself and 1.
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132 731 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 132 731 is about 364.323.
Thus, the square root of 132 731 is not an integer, and therefore 132 731 is not a square number.
The square of a number (here 132 731) is the result of the product of this number (132 731) by itself (i.e., 132 731 × 132 731); the square of 132 731 is sometimes called "raising 132 731 to the power 2", or "132 731 squared".
The square of 132 731 is 17 617 518 361 because 132 731 × 132 731 = 132 7312 = 17 617 518 361.
As a consequence, 132 731 is the square root of 17 617 518 361.
The multiples of 132 731 are all integers evenly divisible by 132 731, that is all numbers such that the remainder of the division by 132 731 is zero. There are infinitely many multiples of 132 731. The smallest multiples of 132 731 are: