It is possible to find out using mathematical methods whether a given integer is a prime number or not.
No, 38 489 is not a prime number.
For example, 38 489 can be divided by 11: 38 489 / 11 = 3 499.
For 38 489 to be a prime number, it would have been required that 38 489 has only two divisors, i.e., itself and 1.
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38 489 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 38 489 is about 196.186.
Thus, the square root of 38 489 is not an integer, and therefore 38 489 is not a square number.
The square of a number (here 38 489) is the result of the product of this number (38 489) by itself (i.e., 38 489 × 38 489); the square of 38 489 is sometimes called "raising 38 489 to the power 2", or "38 489 squared".
The square of 38 489 is 1 481 403 121 because 38 489 × 38 489 = 38 4892 = 1 481 403 121.
As a consequence, 38 489 is the square root of 1 481 403 121.
The multiples of 38 489 are all integers evenly divisible by 38 489, that is all numbers such that the remainder of the division by 38 489 is zero. There are infinitely many multiples of 38 489. The smallest multiples of 38 489 are: