It is possible to find out using mathematical methods whether a given integer is a prime number or not.
No, 138 007 169 is not a prime number.
For example, 138 007 169 can be divided by 521: 138 007 169 / 521 = 264 889.
For 138 007 169 to be a prime number, it would have been required that 138 007 169 has only two divisors, i.e., itself and 1.
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138 007 169 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 138 007 169 is about 11 747.645.
Thus, the square root of 138 007 169 is not an integer, and therefore 138 007 169 is not a square number.
The square of a number (here 138 007 169) is the result of the product of this number (138 007 169) by itself (i.e., 138 007 169 × 138 007 169); the square of 138 007 169 is sometimes called "raising 138 007 169 to the power 2", or "138 007 169 squared".
The square of 138 007 169 is 19 045 978 695 394 560 because 138 007 169 × 138 007 169 = 138 007 1692 = 19 045 978 695 394 560.
As a consequence, 138 007 169 is the square root of 19 045 978 695 394 560.
138 007 169 is a number with 9 digits.
The multiples of 138 007 169 are all integers evenly divisible by 138 007 169, that is all numbers such that the remainder of the division by 138 007 169 is zero. There are infinitely many multiples of 138 007 169. The smallest multiples of 138 007 169 are: