It is possible to find out using mathematical methods whether a given integer is a prime number or not.
No, 23 737 is not a prime number.
For example, 23 737 can be divided by 7: 23 737 / 7 = 3 391.
For 23 737 to be a prime number, it would have been required that 23 737 has only two divisors, i.e., itself and 1.
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23 737 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 23 737 is about 154.068.
Thus, the square root of 23 737 is not an integer, and therefore 23 737 is not a square number.
The square of a number (here 23 737) is the result of the product of this number (23 737) by itself (i.e., 23 737 × 23 737); the square of 23 737 is sometimes called "raising 23 737 to the power 2", or "23 737 squared".
The square of 23 737 is 563 445 169 because 23 737 × 23 737 = 23 7372 = 563 445 169.
As a consequence, 23 737 is the square root of 563 445 169.
The multiples of 23 737 are all integers evenly divisible by 23 737, that is all numbers such that the remainder of the division by 23 737 is zero. There are infinitely many multiples of 23 737. The smallest multiples of 23 737 are: