It is possible to find out using mathematical methods whether a given integer is a prime number or not.
No, 112 402 is not a prime number.
For example, 112 402 can be divided by 2: 112 402 / 2 = 56 201.
For 112 402 to be a prime number, it would have been required that 112 402 has only two divisors, i.e., itself and 1.
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112 402 is an even number, because it is evenly divisible by 2: 112 402 / 2 = 56 201.
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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 112 402 is about 335.264.
Thus, the square root of 112 402 is not an integer, and therefore 112 402 is not a square number.
The square of a number (here 112 402) is the result of the product of this number (112 402) by itself (i.e., 112 402 × 112 402); the square of 112 402 is sometimes called "raising 112 402 to the power 2", or "112 402 squared".
The square of 112 402 is 12 634 209 604 because 112 402 × 112 402 = 112 4022 = 12 634 209 604.
As a consequence, 112 402 is the square root of 12 634 209 604.
The multiples of 112 402 are all integers evenly divisible by 112 402, that is all numbers such that the remainder of the division by 112 402 is zero. There are infinitely many multiples of 112 402. The smallest multiples of 112 402 are: