It is possible to find out using mathematical methods whether a given integer is a prime number or not.
No, 489 072 is not a prime number.
For example, 489 072 can be divided by 2: 489 072 / 2 = 244 536.
For 489 072 to be a prime number, it would have been required that 489 072 has only two divisors, i.e., itself and 1.
Find out more:
489 072 is an even number, because it is evenly divisible by 2: 489 072 / 2 = 244 536.
Find out more:
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 489 072 is about 699.337.
Thus, the square root of 489 072 is not an integer, and therefore 489 072 is not a square number.
The square of a number (here 489 072) is the result of the product of this number (489 072) by itself (i.e., 489 072 × 489 072); the square of 489 072 is sometimes called "raising 489 072 to the power 2", or "489 072 squared".
The square of 489 072 is 239 191 421 184 because 489 072 × 489 072 = 489 0722 = 239 191 421 184.
As a consequence, 489 072 is the square root of 239 191 421 184.
The multiples of 489 072 are all integers evenly divisible by 489 072, that is all numbers such that the remainder of the division by 489 072 is zero. There are infinitely many multiples of 489 072. The smallest multiples of 489 072 are: