It is possible to find out using mathematical methods whether a given integer is a prime number or not.
No, 138 013 363 is not a prime number.
For example, 138 013 363 can be divided by 23: 138 013 363 / 23 = 6 000 581.
For 138 013 363 to be a prime number, it would have been required that 138 013 363 has only two divisors, i.e., itself and 1.
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138 013 363 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 138 013 363 is about 11 747.909.
Thus, the square root of 138 013 363 is not an integer, and therefore 138 013 363 is not a square number.
The square of a number (here 138 013 363) is the result of the product of this number (138 013 363) by itself (i.e., 138 013 363 × 138 013 363); the square of 138 013 363 is sometimes called "raising 138 013 363 to the power 2", or "138 013 363 squared".
The square of 138 013 363 is 19 047 688 366 569 768 because 138 013 363 × 138 013 363 = 138 013 3632 = 19 047 688 366 569 768.
As a consequence, 138 013 363 is the square root of 19 047 688 366 569 768.
138 013 363 is a number with 9 digits.
The multiples of 138 013 363 are all integers evenly divisible by 138 013 363, that is all numbers such that the remainder of the division by 138 013 363 is zero. There are infinitely many multiples of 138 013 363. The smallest multiples of 138 013 363 are: