It is possible to find out using mathematical methods whether a given integer is a prime number or not.
No, 138 483 is not a prime number.
For example, 138 483 can be divided by 3: 138 483 / 3 = 46 161.
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For 138 483 to be a prime number, it would have been required that 138 483 has only two divisors, i.e., itself and 1.
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138 483 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 138 483 is about 372.133.
Thus, the square root of 138 483 is not an integer, and therefore 138 483 is not a square number.
The square of a number (here 138 483) is the result of the product of this number (138 483) by itself (i.e., 138 483 × 138 483); the square of 138 483 is sometimes called "raising 138 483 to the power 2", or "138 483 squared".
The square of 138 483 is 19 177 541 289 because 138 483 × 138 483 = 138 4832 = 19 177 541 289.
As a consequence, 138 483 is the square root of 19 177 541 289.
The multiples of 138 483 are all integers evenly divisible by 138 483, that is all numbers such that the remainder of the division by 138 483 is zero. There are infinitely many multiples of 138 483. The smallest multiples of 138 483 are: