Is 1689 a prime number? What are the divisors of 1689?

## Parity of 1 689

1 689 is an odd number, because it is not evenly divisible by 2.

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## Is 1 689 a perfect square number?

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 1 689 is about 41.097.

Thus, the square root of 1 689 is not an integer, and therefore 1 689 is not a square number.

## What is the square number of 1 689?

The square of a number (here 1 689) is the result of the product of this number (1 689) by itself (i.e., 1 689 × 1 689); the square of 1 689 is sometimes called "raising 1 689 to the power 2", or "1 689 squared".

The square of 1 689 is 2 852 721 because 1 689 × 1 689 = 1 6892 = 2 852 721.

As a consequence, 1 689 is the square root of 2 852 721.

## Number of digits of 1 689

1 689 is a number with 4 digits.

## What are the multiples of 1 689?

The multiples of 1 689 are all integers evenly divisible by 1 689, that is all numbers such that the remainder of the division by 1 689 is zero. There are infinitely many multiples of 1 689. The smallest multiples of 1 689 are:

## Numbers near 1 689

### Nearest numbers from 1 689

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