It is possible to find out using mathematical methods whether a given integer is a prime number or not.
No, 146 169 is not a prime number.
For example, 146 169 can be divided by 3: 146 169 / 3 = 48 723.
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For 146 169 to be a prime number, it would have been required that 146 169 has only two divisors, i.e., itself and 1.
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146 169 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 146 169 is about 382.321.
Thus, the square root of 146 169 is not an integer, and therefore 146 169 is not a square number.
The square of a number (here 146 169) is the result of the product of this number (146 169) by itself (i.e., 146 169 × 146 169); the square of 146 169 is sometimes called "raising 146 169 to the power 2", or "146 169 squared".
The square of 146 169 is 21 365 376 561 because 146 169 × 146 169 = 146 1692 = 21 365 376 561.
As a consequence, 146 169 is the square root of 21 365 376 561.
The multiples of 146 169 are all integers evenly divisible by 146 169, that is all numbers such that the remainder of the division by 146 169 is zero. There are infinitely many multiples of 146 169. The smallest multiples of 146 169 are: