It is possible to find out using mathematical methods whether a given integer is a prime number or not.
No, 490 670 824 is not a prime number.
For example, 490 670 824 can be divided by 2: 490 670 824 / 2 = 245 335 412.
For 490 670 824 to be a prime number, it would have been required that 490 670 824 has only two divisors, i.e., itself and 1.
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490 670 824 is an even number, because it is evenly divisible by 2: 490 670 824 / 2 = 245 335 412.
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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 490 670 824 is about 22 151.091.
Thus, the square root of 490 670 824 is not an integer, and therefore 490 670 824 is not a square number.
The square of a number (here 490 670 824) is the result of the product of this number (490 670 824) by itself (i.e., 490 670 824 × 490 670 824); the square of 490 670 824 is sometimes called "raising 490 670 824 to the power 2", or "490 670 824 squared".
The square of 490 670 824 is 240 757 857 524 838 976 because 490 670 824 × 490 670 824 = 490 670 8242 = 240 757 857 524 838 976.
As a consequence, 490 670 824 is the square root of 240 757 857 524 838 976.
490 670 824 is a number with 9 digits.
The multiples of 490 670 824 are all integers evenly divisible by 490 670 824, that is all numbers such that the remainder of the division by 490 670 824 is zero. There are infinitely many multiples of 490 670 824. The smallest multiples of 490 670 824 are: