It is possible to find out using mathematical methods whether a given integer is a prime number or not.
No, 165 038 008 is not a prime number.
For example, 165 038 008 can be divided by 2: 165 038 008 / 2 = 82 519 004.
For 165 038 008 to be a prime number, it would have been required that 165 038 008 has only two divisors, i.e., itself and 1.
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165 038 008 is an even number, because it is evenly divisible by 2: 165 038 008 / 2 = 82 519 004.
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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 165 038 008 is about 12 846.712.
Thus, the square root of 165 038 008 is not an integer, and therefore 165 038 008 is not a square number.
The square of a number (here 165 038 008) is the result of the product of this number (165 038 008) by itself (i.e., 165 038 008 × 165 038 008); the square of 165 038 008 is sometimes called "raising 165 038 008 to the power 2", or "165 038 008 squared".
The square of 165 038 008 is 27 237 544 084 608 064 because 165 038 008 × 165 038 008 = 165 038 0082 = 27 237 544 084 608 064.
As a consequence, 165 038 008 is the square root of 27 237 544 084 608 064.
165 038 008 is a number with 9 digits.
The multiples of 165 038 008 are all integers evenly divisible by 165 038 008, that is all numbers such that the remainder of the division by 165 038 008 is zero. There are infinitely many multiples of 165 038 008. The smallest multiples of 165 038 008 are: