It is possible to find out using mathematical methods whether a given integer is a prime number or not.
No, 490 471 208 is not a prime number.
For example, 490 471 208 can be divided by 2: 490 471 208 / 2 = 245 235 604.
For 490 471 208 to be a prime number, it would have been required that 490 471 208 has only two divisors, i.e., itself and 1.
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490 471 208 is an even number, because it is evenly divisible by 2: 490 471 208 / 2 = 245 235 604.
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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 490 471 208 is about 22 146.585.
Thus, the square root of 490 471 208 is not an integer, and therefore 490 471 208 is not a square number.
The square of a number (here 490 471 208) is the result of the product of this number (490 471 208) by itself (i.e., 490 471 208 × 490 471 208); the square of 490 471 208 is sometimes called "raising 490 471 208 to the power 2", or "490 471 208 squared".
The square of 490 471 208 is 240 562 005 876 979 264 because 490 471 208 × 490 471 208 = 490 471 2082 = 240 562 005 876 979 264.
As a consequence, 490 471 208 is the square root of 240 562 005 876 979 264.
490 471 208 is a number with 9 digits.
The multiples of 490 471 208 are all integers evenly divisible by 490 471 208, that is all numbers such that the remainder of the division by 490 471 208 is zero. There are infinitely many multiples of 490 471 208. The smallest multiples of 490 471 208 are: