It is possible to find out using mathematical methods whether a given integer is a prime number or not.
No, 27 162 243 is not a prime number.
For example, 27 162 243 can be divided by 3: 27 162 243 / 3 = 9 054 081.
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For 27 162 243 to be a prime number, it would have been required that 27 162 243 has only two divisors, i.e., itself and 1.
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27 162 243 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 27 162 243 is about 5 211.741.
Thus, the square root of 27 162 243 is not an integer, and therefore 27 162 243 is not a square number.
The square of a number (here 27 162 243) is the result of the product of this number (27 162 243) by itself (i.e., 27 162 243 × 27 162 243); the square of 27 162 243 is sometimes called "raising 27 162 243 to the power 2", or "27 162 243 squared".
The square of 27 162 243 is 737 787 444 791 049 because 27 162 243 × 27 162 243 = 27 162 2432 = 737 787 444 791 049.
As a consequence, 27 162 243 is the square root of 737 787 444 791 049.
27 162 243 is a number with 8 digits.
The multiples of 27 162 243 are all integers evenly divisible by 27 162 243, that is all numbers such that the remainder of the division by 27 162 243 is zero. There are infinitely many multiples of 27 162 243. The smallest multiples of 27 162 243 are: