It is possible to find out using mathematical methods whether a given integer is a prime number or not.
No, 80 529 338 is not a prime number.
For example, 80 529 338 can be divided by 2: 80 529 338 / 2 = 40 264 669.
For 80 529 338 to be a prime number, it would have been required that 80 529 338 has only two divisors, i.e., itself and 1.
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80 529 338 is an even number, because it is evenly divisible by 2: 80 529 338 / 2 = 40 264 669.
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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 80 529 338 is about 8 973.814.
Thus, the square root of 80 529 338 is not an integer, and therefore 80 529 338 is not a square number.
The square of a number (here 80 529 338) is the result of the product of this number (80 529 338) by itself (i.e., 80 529 338 × 80 529 338); the square of 80 529 338 is sometimes called "raising 80 529 338 to the power 2", or "80 529 338 squared".
The square of 80 529 338 is 6 484 974 278 718 244 because 80 529 338 × 80 529 338 = 80 529 3382 = 6 484 974 278 718 244.
As a consequence, 80 529 338 is the square root of 6 484 974 278 718 244.
80 529 338 is a number with 8 digits.
The multiples of 80 529 338 are all integers evenly divisible by 80 529 338, that is all numbers such that the remainder of the division by 80 529 338 is zero. There are infinitely many multiples of 80 529 338. The smallest multiples of 80 529 338 are: