It is possible to find out using mathematical methods whether a given integer is a prime number or not.
No, 259 255 488 is not a prime number.
For example, 259 255 488 can be divided by 2: 259 255 488 / 2 = 129 627 744.
For 259 255 488 to be a prime number, it would have been required that 259 255 488 has only two divisors, i.e., itself and 1.
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259 255 488 is an even number, because it is evenly divisible by 2: 259 255 488 / 2 = 129 627 744.
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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 259 255 488 is about 16 101.413.
Thus, the square root of 259 255 488 is not an integer, and therefore 259 255 488 is not a square number.
The square of a number (here 259 255 488) is the result of the product of this number (259 255 488) by itself (i.e., 259 255 488 × 259 255 488); the square of 259 255 488 is sometimes called "raising 259 255 488 to the power 2", or "259 255 488 squared".
The square of 259 255 488 is 67 213 408 058 118 144 because 259 255 488 × 259 255 488 = 259 255 4882 = 67 213 408 058 118 144.
As a consequence, 259 255 488 is the square root of 67 213 408 058 118 144.
259 255 488 is a number with 9 digits.
The multiples of 259 255 488 are all integers evenly divisible by 259 255 488, that is all numbers such that the remainder of the division by 259 255 488 is zero. There are infinitely many multiples of 259 255 488. The smallest multiples of 259 255 488 are: