It is possible to find out using mathematical methods whether a given integer is a prime number or not.
No, 160 308 is not a prime number.
For example, 160 308 can be divided by 2: 160 308 / 2 = 80 154.
For 160 308 to be a prime number, it would have been required that 160 308 has only two divisors, i.e., itself and 1.
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160 308 is an even number, because it is evenly divisible by 2: 160 308 / 2 = 80 154.
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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 160 308 is about 400.385.
Thus, the square root of 160 308 is not an integer, and therefore 160 308 is not a square number.
The square of a number (here 160 308) is the result of the product of this number (160 308) by itself (i.e., 160 308 × 160 308); the square of 160 308 is sometimes called "raising 160 308 to the power 2", or "160 308 squared".
The square of 160 308 is 25 698 654 864 because 160 308 × 160 308 = 160 3082 = 25 698 654 864.
As a consequence, 160 308 is the square root of 25 698 654 864.
The multiples of 160 308 are all integers evenly divisible by 160 308, that is all numbers such that the remainder of the division by 160 308 is zero. There are infinitely many multiples of 160 308. The smallest multiples of 160 308 are: