It is possible to find out using mathematical methods whether a given integer is a prime number or not.
No, 24 427 is not a prime number.
For example, 24 427 can be divided by 13: 24 427 / 13 = 1 879.
For 24 427 to be a prime number, it would have been required that 24 427 has only two divisors, i.e., itself and 1.
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24 427 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 24 427 is about 156.291.
Thus, the square root of 24 427 is not an integer, and therefore 24 427 is not a square number.
The square of a number (here 24 427) is the result of the product of this number (24 427) by itself (i.e., 24 427 × 24 427); the square of 24 427 is sometimes called "raising 24 427 to the power 2", or "24 427 squared".
The square of 24 427 is 596 678 329 because 24 427 × 24 427 = 24 4272 = 596 678 329.
As a consequence, 24 427 is the square root of 596 678 329.
The multiples of 24 427 are all integers evenly divisible by 24 427, that is all numbers such that the remainder of the division by 24 427 is zero. There are infinitely many multiples of 24 427. The smallest multiples of 24 427 are: