It is possible to find out using mathematical methods whether a given integer is a prime number or not.
No, 164 875 009 is not a prime number.
For example, 164 875 009 can be divided by 13: 164 875 009 / 13 = 12 682 693.
For 164 875 009 to be a prime number, it would have been required that 164 875 009 has only two divisors, i.e., itself and 1.
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164 875 009 is an odd number, because it is not evenly divisible by 2.
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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 164 875 009 is about 12 840.366.
Thus, the square root of 164 875 009 is not an integer, and therefore 164 875 009 is not a square number.
The square of a number (here 164 875 009) is the result of the product of this number (164 875 009) by itself (i.e., 164 875 009 × 164 875 009); the square of 164 875 009 is sometimes called "raising 164 875 009 to the power 2", or "164 875 009 squared".
The square of 164 875 009 is 27 183 768 592 750 080 because 164 875 009 × 164 875 009 = 164 875 0092 = 27 183 768 592 750 080.
As a consequence, 164 875 009 is the square root of 27 183 768 592 750 080.
164 875 009 is a number with 9 digits.
The multiples of 164 875 009 are all integers evenly divisible by 164 875 009, that is all numbers such that the remainder of the division by 164 875 009 is zero. There are infinitely many multiples of 164 875 009. The smallest multiples of 164 875 009 are: