It is possible to find out using mathematical methods whether a given integer is a prime number or not.
No, 42 165 003 is not a prime number.
For example, 42 165 003 can be divided by 3: 42 165 003 / 3 = 14 055 001.
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For 42 165 003 to be a prime number, it would have been required that 42 165 003 has only two divisors, i.e., itself and 1.
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42 165 003 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 42 165 003 is about 6 493.458.
Thus, the square root of 42 165 003 is not an integer, and therefore 42 165 003 is not a square number.
The square of a number (here 42 165 003) is the result of the product of this number (42 165 003) by itself (i.e., 42 165 003 × 42 165 003); the square of 42 165 003 is sometimes called "raising 42 165 003 to the power 2", or "42 165 003 squared".
The square of 42 165 003 is 1 777 887 477 990 009 because 42 165 003 × 42 165 003 = 42 165 0032 = 1 777 887 477 990 009.
As a consequence, 42 165 003 is the square root of 1 777 887 477 990 009.
42 165 003 is a number with 8 digits.
The multiples of 42 165 003 are all integers evenly divisible by 42 165 003, that is all numbers such that the remainder of the division by 42 165 003 is zero. There are infinitely many multiples of 42 165 003. The smallest multiples of 42 165 003 are: