It is possible to find out using mathematical methods whether a given integer is a prime number or not.
No, 165 795 077 is not a prime number.
For example, 165 795 077 can be divided by 7: 165 795 077 / 7 = 23 685 011.
For 165 795 077 to be a prime number, it would have been required that 165 795 077 has only two divisors, i.e., itself and 1.
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165 795 077 is an odd number, because it is not evenly divisible by 2.
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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 165 795 077 is about 12 876.144.
Thus, the square root of 165 795 077 is not an integer, and therefore 165 795 077 is not a square number.
The square of a number (here 165 795 077) is the result of the product of this number (165 795 077) by itself (i.e., 165 795 077 × 165 795 077); the square of 165 795 077 is sometimes called "raising 165 795 077 to the power 2", or "165 795 077 squared".
The square of 165 795 077 is 27 488 007 557 435 928 because 165 795 077 × 165 795 077 = 165 795 0772 = 27 488 007 557 435 928.
As a consequence, 165 795 077 is the square root of 27 488 007 557 435 928.
165 795 077 is a number with 9 digits.
The multiples of 165 795 077 are all integers evenly divisible by 165 795 077, that is all numbers such that the remainder of the division by 165 795 077 is zero. There are infinitely many multiples of 165 795 077. The smallest multiples of 165 795 077 are: