It is possible to find out using mathematical methods whether a given integer is a prime number or not.
No, 42 072 008 is not a prime number.
For example, 42 072 008 can be divided by 2: 42 072 008 / 2 = 21 036 004.
For 42 072 008 to be a prime number, it would have been required that 42 072 008 has only two divisors, i.e., itself and 1.
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42 072 008 is an even number, because it is evenly divisible by 2: 42 072 008 / 2 = 21 036 004.
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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 42 072 008 is about 6 486.294.
Thus, the square root of 42 072 008 is not an integer, and therefore 42 072 008 is not a square number.
The square of a number (here 42 072 008) is the result of the product of this number (42 072 008) by itself (i.e., 42 072 008 × 42 072 008); the square of 42 072 008 is sometimes called "raising 42 072 008 to the power 2", or "42 072 008 squared".
The square of 42 072 008 is 1 770 053 857 152 064 because 42 072 008 × 42 072 008 = 42 072 0082 = 1 770 053 857 152 064.
As a consequence, 42 072 008 is the square root of 1 770 053 857 152 064.
42 072 008 is a number with 8 digits.
The multiples of 42 072 008 are all integers evenly divisible by 42 072 008, that is all numbers such that the remainder of the division by 42 072 008 is zero. There are infinitely many multiples of 42 072 008. The smallest multiples of 42 072 008 are: