It is possible to find out using mathematical methods whether a given integer is a prime number or not.
No, 490 940 304 is not a prime number.
For example, 490 940 304 can be divided by 2: 490 940 304 / 2 = 245 470 152.
For 490 940 304 to be a prime number, it would have been required that 490 940 304 has only two divisors, i.e., itself and 1.
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490 940 304 is an even number, because it is evenly divisible by 2: 490 940 304 / 2 = 245 470 152.
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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 490 940 304 is about 22 157.173.
Thus, the square root of 490 940 304 is not an integer, and therefore 490 940 304 is not a square number.
The square of a number (here 490 940 304) is the result of the product of this number (490 940 304) by itself (i.e., 490 940 304 × 490 940 304); the square of 490 940 304 is sometimes called "raising 490 940 304 to the power 2", or "490 940 304 squared".
The square of 490 940 304 is 241 022 382 091 612 416 because 490 940 304 × 490 940 304 = 490 940 3042 = 241 022 382 091 612 416.
As a consequence, 490 940 304 is the square root of 241 022 382 091 612 416.
490 940 304 is a number with 9 digits.
The multiples of 490 940 304 are all integers evenly divisible by 490 940 304, that is all numbers such that the remainder of the division by 490 940 304 is zero. There are infinitely many multiples of 490 940 304. The smallest multiples of 490 940 304 are: