It is possible to find out using mathematical methods whether a given integer is a prime number or not.
No, 138 883 248 is not a prime number.
For example, 138 883 248 can be divided by 2: 138 883 248 / 2 = 69 441 624.
For 138 883 248 to be a prime number, it would have been required that 138 883 248 has only two divisors, i.e., itself and 1.
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138 883 248 is an even number, because it is evenly divisible by 2: 138 883 248 / 2 = 69 441 624.
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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 138 883 248 is about 11 784.874.
Thus, the square root of 138 883 248 is not an integer, and therefore 138 883 248 is not a square number.
The square of a number (here 138 883 248) is the result of the product of this number (138 883 248) by itself (i.e., 138 883 248 × 138 883 248); the square of 138 883 248 is sometimes called "raising 138 883 248 to the power 2", or "138 883 248 squared".
The square of 138 883 248 is 19 288 556 575 029 504 because 138 883 248 × 138 883 248 = 138 883 2482 = 19 288 556 575 029 504.
As a consequence, 138 883 248 is the square root of 19 288 556 575 029 504.
138 883 248 is a number with 9 digits.
The multiples of 138 883 248 are all integers evenly divisible by 138 883 248, that is all numbers such that the remainder of the division by 138 883 248 is zero. There are infinitely many multiples of 138 883 248. The smallest multiples of 138 883 248 are: