It is possible to find out using mathematical methods whether a given integer is a prime number or not.
No, 116 309 is not a prime number.
For example, 116 309 can be divided by 107: 116 309 / 107 = 1 087.
For 116 309 to be a prime number, it would have been required that 116 309 has only two divisors, i.e., itself and 1.
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116 309 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 116 309 is about 341.041.
Thus, the square root of 116 309 is not an integer, and therefore 116 309 is not a square number.
The square of a number (here 116 309) is the result of the product of this number (116 309) by itself (i.e., 116 309 × 116 309); the square of 116 309 is sometimes called "raising 116 309 to the power 2", or "116 309 squared".
The square of 116 309 is 13 527 783 481 because 116 309 × 116 309 = 116 3092 = 13 527 783 481.
As a consequence, 116 309 is the square root of 13 527 783 481.
The multiples of 116 309 are all integers evenly divisible by 116 309, that is all numbers such that the remainder of the division by 116 309 is zero. There are infinitely many multiples of 116 309. The smallest multiples of 116 309 are: