It is possible to find out using mathematical methods whether a given integer is a prime number or not.
No, 442 139 007 is not a prime number.
For example, 442 139 007 can be divided by 3: 442 139 007 / 3 = 147 379 669.
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For 442 139 007 to be a prime number, it would have been required that 442 139 007 has only two divisors, i.e., itself and 1.
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442 139 007 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 442 139 007 is about 21 027.102.
Thus, the square root of 442 139 007 is not an integer, and therefore 442 139 007 is not a square number.
The square of a number (here 442 139 007) is the result of the product of this number (442 139 007) by itself (i.e., 442 139 007 × 442 139 007); the square of 442 139 007 is sometimes called "raising 442 139 007 to the power 2", or "442 139 007 squared".
The square of 442 139 007 is 195 486 901 510 946 048 because 442 139 007 × 442 139 007 = 442 139 0072 = 195 486 901 510 946 048.
As a consequence, 442 139 007 is the square root of 195 486 901 510 946 048.
442 139 007 is a number with 9 digits.
The multiples of 442 139 007 are all integers evenly divisible by 442 139 007, that is all numbers such that the remainder of the division by 442 139 007 is zero. There are infinitely many multiples of 442 139 007. The smallest multiples of 442 139 007 are: