It is possible to find out using mathematical methods whether a given integer is a prime number or not.
No, 117 823 is not a prime number.
For example, 117 823 can be divided by 59: 117 823 / 59 = 1 997.
For 117 823 to be a prime number, it would have been required that 117 823 has only two divisors, i.e., itself and 1.
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117 823 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 117 823 is about 343.254.
Thus, the square root of 117 823 is not an integer, and therefore 117 823 is not a square number.
The square of a number (here 117 823) is the result of the product of this number (117 823) by itself (i.e., 117 823 × 117 823); the square of 117 823 is sometimes called "raising 117 823 to the power 2", or "117 823 squared".
The square of 117 823 is 13 882 259 329 because 117 823 × 117 823 = 117 8232 = 13 882 259 329.
As a consequence, 117 823 is the square root of 13 882 259 329.
The multiples of 117 823 are all integers evenly divisible by 117 823, that is all numbers such that the remainder of the division by 117 823 is zero. There are infinitely many multiples of 117 823. The smallest multiples of 117 823 are: