It is possible to find out using mathematical methods whether a given integer is a prime number or not.
No, 110 042 is not a prime number.
For example, 110 042 can be divided by 2: 110 042 / 2 = 55 021.
For 110 042 to be a prime number, it would have been required that 110 042 has only two divisors, i.e., itself and 1.
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110 042 is an even number, because it is evenly divisible by 2: 110 042 / 2 = 55 021.
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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 110 042 is about 331.726.
Thus, the square root of 110 042 is not an integer, and therefore 110 042 is not a square number.
The square of a number (here 110 042) is the result of the product of this number (110 042) by itself (i.e., 110 042 × 110 042); the square of 110 042 is sometimes called "raising 110 042 to the power 2", or "110 042 squared".
The square of 110 042 is 12 109 241 764 because 110 042 × 110 042 = 110 0422 = 12 109 241 764.
As a consequence, 110 042 is the square root of 12 109 241 764.
The multiples of 110 042 are all integers evenly divisible by 110 042, that is all numbers such that the remainder of the division by 110 042 is zero. There are infinitely many multiples of 110 042. The smallest multiples of 110 042 are: