It is possible to find out using mathematical methods whether a given integer is a prime number or not.
No, 165 109 498 is not a prime number.
For example, 165 109 498 can be divided by 2: 165 109 498 / 2 = 82 554 749.
For 165 109 498 to be a prime number, it would have been required that 165 109 498 has only two divisors, i.e., itself and 1.
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165 109 498 is an even number, because it is evenly divisible by 2: 165 109 498 / 2 = 82 554 749.
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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 165 109 498 is about 12 849.494.
Thus, the square root of 165 109 498 is not an integer, and therefore 165 109 498 is not a square number.
The square of a number (here 165 109 498) is the result of the product of this number (165 109 498) by itself (i.e., 165 109 498 × 165 109 498); the square of 165 109 498 is sometimes called "raising 165 109 498 to the power 2", or "165 109 498 squared".
The square of 165 109 498 is 27 261 146 329 812 004 because 165 109 498 × 165 109 498 = 165 109 4982 = 27 261 146 329 812 004.
As a consequence, 165 109 498 is the square root of 27 261 146 329 812 004.
165 109 498 is a number with 9 digits.
The multiples of 165 109 498 are all integers evenly divisible by 165 109 498, that is all numbers such that the remainder of the division by 165 109 498 is zero. There are infinitely many multiples of 165 109 498. The smallest multiples of 165 109 498 are: