It is possible to find out using mathematical methods whether a given integer is a prime number or not.
No, 445 464 is not a prime number.
For example, 445 464 can be divided by 2: 445 464 / 2 = 222 732.
For 445 464 to be a prime number, it would have been required that 445 464 has only two divisors, i.e., itself and 1.
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445 464 is an even number, because it is evenly divisible by 2: 445 464 / 2 = 222 732.
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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 445 464 is about 667.431.
Thus, the square root of 445 464 is not an integer, and therefore 445 464 is not a square number.
The square of a number (here 445 464) is the result of the product of this number (445 464) by itself (i.e., 445 464 × 445 464); the square of 445 464 is sometimes called "raising 445 464 to the power 2", or "445 464 squared".
The square of 445 464 is 198 438 175 296 because 445 464 × 445 464 = 445 4642 = 198 438 175 296.
As a consequence, 445 464 is the square root of 198 438 175 296.
The multiples of 445 464 are all integers evenly divisible by 445 464, that is all numbers such that the remainder of the division by 445 464 is zero. There are infinitely many multiples of 445 464. The smallest multiples of 445 464 are: