It is possible to find out using mathematical methods whether a given integer is a prime number or not.
No, 40 014 is not a prime number.
For example, 40 014 can be divided by 2: 40 014 / 2 = 20 007.
For 40 014 to be a prime number, it would have been required that 40 014 has only two divisors, i.e., itself and 1.
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40 014 is an even number, because it is evenly divisible by 2: 40 014 / 2 = 20 007.
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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 40 014 is about 200.035.
Thus, the square root of 40 014 is not an integer, and therefore 40 014 is not a square number.
The square of a number (here 40 014) is the result of the product of this number (40 014) by itself (i.e., 40 014 × 40 014); the square of 40 014 is sometimes called "raising 40 014 to the power 2", or "40 014 squared".
The square of 40 014 is 1 601 120 196 because 40 014 × 40 014 = 40 0142 = 1 601 120 196.
As a consequence, 40 014 is the square root of 1 601 120 196.
The multiples of 40 014 are all integers evenly divisible by 40 014, that is all numbers such that the remainder of the division by 40 014 is zero. There are infinitely many multiples of 40 014. The smallest multiples of 40 014 are: