It is possible to find out using mathematical methods whether a given integer is a prime number or not.
No, 509 478 is not a prime number.
For example, 509 478 can be divided by 2: 509 478 / 2 = 254 739.
For 509 478 to be a prime number, it would have been required that 509 478 has only two divisors, i.e., itself and 1.
Find out more:
509 478 is an even number, because it is evenly divisible by 2: 509 478 / 2 = 254 739.
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 509 478 is about 713.777.
Thus, the square root of 509 478 is not an integer, and therefore 509 478 is not a square number.
The square of a number (here 509 478) is the result of the product of this number (509 478) by itself (i.e., 509 478 × 509 478); the square of 509 478 is sometimes called "raising 509 478 to the power 2", or "509 478 squared".
The square of 509 478 is 259 567 832 484 because 509 478 × 509 478 = 509 4782 = 259 567 832 484.
As a consequence, 509 478 is the square root of 259 567 832 484.
The multiples of 509 478 are all integers evenly divisible by 509 478, that is all numbers such that the remainder of the division by 509 478 is zero. There are infinitely many multiples of 509 478. The smallest multiples of 509 478 are: