It is possible to find out using mathematical methods whether a given integer is a prime number or not.
No, 488 656 166 is not a prime number.
For example, 488 656 166 can be divided by 2: 488 656 166 / 2 = 244 328 083.
For 488 656 166 to be a prime number, it would have been required that 488 656 166 has only two divisors, i.e., itself and 1.
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488 656 166 is an even number, because it is evenly divisible by 2: 488 656 166 / 2 = 244 328 083.
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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 488 656 166 is about 22 105.569.
Thus, the square root of 488 656 166 is not an integer, and therefore 488 656 166 is not a square number.
The square of a number (here 488 656 166) is the result of the product of this number (488 656 166) by itself (i.e., 488 656 166 × 488 656 166); the square of 488 656 166 is sometimes called "raising 488 656 166 to the power 2", or "488 656 166 squared".
The square of 488 656 166 is 238 784 848 569 819 552 because 488 656 166 × 488 656 166 = 488 656 1662 = 238 784 848 569 819 552.
As a consequence, 488 656 166 is the square root of 238 784 848 569 819 552.
488 656 166 is a number with 9 digits.
The multiples of 488 656 166 are all integers evenly divisible by 488 656 166, that is all numbers such that the remainder of the division by 488 656 166 is zero. There are infinitely many multiples of 488 656 166. The smallest multiples of 488 656 166 are: