It is possible to find out using mathematical methods whether a given integer is a prime number or not.
No, 488 129 is not a prime number.
For example, 488 129 can be divided by 19: 488 129 / 19 = 25 691.
For 488 129 to be a prime number, it would have been required that 488 129 has only two divisors, i.e., itself and 1.
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488 129 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 488 129 is about 698.662.
Thus, the square root of 488 129 is not an integer, and therefore 488 129 is not a square number.
The square of a number (here 488 129) is the result of the product of this number (488 129) by itself (i.e., 488 129 × 488 129); the square of 488 129 is sometimes called "raising 488 129 to the power 2", or "488 129 squared".
The square of 488 129 is 238 269 920 641 because 488 129 × 488 129 = 488 1292 = 238 269 920 641.
As a consequence, 488 129 is the square root of 238 269 920 641.
The multiples of 488 129 are all integers evenly divisible by 488 129, that is all numbers such that the remainder of the division by 488 129 is zero. There are infinitely many multiples of 488 129. The smallest multiples of 488 129 are: