It is possible to find out using mathematical methods whether a given integer is a prime number or not.
No, 167 978 512 is not a prime number.
For example, 167 978 512 can be divided by 2: 167 978 512 / 2 = 83 989 256.
For 167 978 512 to be a prime number, it would have been required that 167 978 512 has only two divisors, i.e., itself and 1.
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167 978 512 is an even number, because it is evenly divisible by 2: 167 978 512 / 2 = 83 989 256.
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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 167 978 512 is about 12 960.652.
Thus, the square root of 167 978 512 is not an integer, and therefore 167 978 512 is not a square number.
The square of a number (here 167 978 512) is the result of the product of this number (167 978 512) by itself (i.e., 167 978 512 × 167 978 512); the square of 167 978 512 is sometimes called "raising 167 978 512 to the power 2", or "167 978 512 squared".
The square of 167 978 512 is 28 216 780 493 734 144 because 167 978 512 × 167 978 512 = 167 978 5122 = 28 216 780 493 734 144.
As a consequence, 167 978 512 is the square root of 28 216 780 493 734 144.
167 978 512 is a number with 9 digits.
The multiples of 167 978 512 are all integers evenly divisible by 167 978 512, that is all numbers such that the remainder of the division by 167 978 512 is zero. There are infinitely many multiples of 167 978 512. The smallest multiples of 167 978 512 are: