It is possible to find out using mathematical methods whether a given integer is a prime number or not.
No, 38 009 489 is not a prime number.
For example, 38 009 489 can be divided by 7: 38 009 489 / 7 = 5 429 927.
For 38 009 489 to be a prime number, it would have been required that 38 009 489 has only two divisors, i.e., itself and 1.
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38 009 489 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 38 009 489 is about 6 165.184.
Thus, the square root of 38 009 489 is not an integer, and therefore 38 009 489 is not a square number.
The square of a number (here 38 009 489) is the result of the product of this number (38 009 489) by itself (i.e., 38 009 489 × 38 009 489); the square of 38 009 489 is sometimes called "raising 38 009 489 to the power 2", or "38 009 489 squared".
The square of 38 009 489 is 1 444 721 254 041 121 because 38 009 489 × 38 009 489 = 38 009 4892 = 1 444 721 254 041 121.
As a consequence, 38 009 489 is the square root of 1 444 721 254 041 121.
38 009 489 is a number with 8 digits.
The multiples of 38 009 489 are all integers evenly divisible by 38 009 489, that is all numbers such that the remainder of the division by 38 009 489 is zero. There are infinitely many multiples of 38 009 489. The smallest multiples of 38 009 489 are: