It is possible to find out using mathematical methods whether a given integer is a prime number or not.
No, 488 161 642 is not a prime number.
For example, 488 161 642 can be divided by 2: 488 161 642 / 2 = 244 080 821.
For 488 161 642 to be a prime number, it would have been required that 488 161 642 has only two divisors, i.e., itself and 1.
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488 161 642 is an even number, because it is evenly divisible by 2: 488 161 642 / 2 = 244 080 821.
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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 488 161 642 is about 22 094.380.
Thus, the square root of 488 161 642 is not an integer, and therefore 488 161 642 is not a square number.
The square of a number (here 488 161 642) is the result of the product of this number (488 161 642) by itself (i.e., 488 161 642 × 488 161 642); the square of 488 161 642 is sometimes called "raising 488 161 642 to the power 2", or "488 161 642 squared".
The square of 488 161 642 is 238 301 788 720 136 160 because 488 161 642 × 488 161 642 = 488 161 6422 = 238 301 788 720 136 160.
As a consequence, 488 161 642 is the square root of 238 301 788 720 136 160.
488 161 642 is a number with 9 digits.
The multiples of 488 161 642 are all integers evenly divisible by 488 161 642, that is all numbers such that the remainder of the division by 488 161 642 is zero. There are infinitely many multiples of 488 161 642. The smallest multiples of 488 161 642 are: