# What is the square root of 169

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## What is the square root of 169?

It is possible to find out using mathematical methods whether a given integer is a prime number or not. The list of all positive divisors i. To be a prime number, it would have been required that has only two divisors, i. However, is a semiprime also called biprime or 2 -almost-prime , because it is the product of a two non-necessarily distinct prime numbers. Yes, is a deficient number , that is to say is a natural number that is strictly larger than the sum of its proper divisors, i. 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.

## Is 169 a prime number?

Evaluate the square root of a perfect square number ex 5, root(64)

In the days before calculators, students and professors alike had to calculate square roots by hand. Several different methods have evolved for tackling this daunting process, some giving a rough approximation, others giving an exact value. To learn how to find a number's square root using only simple operations, please see Step 1 below to get started. To calculate a square root by hand, divide the square root into its perfect square factors. Take the square root of the factors or reduce them to their simplest terms. If you want to learn how to use the long division algorithm to find the square root, keep reading the article! To create this article, 64 people, some anonymous, worked to edit and improve it over time.

I would like an easy way to find the square root of a number let's use and I like to have two examples if I could I don't even know where to begin. If the number in question is small enough, as in your case, it is simple enough to find the square root by trial and error. We are looking for a number which, when multiplied by itself, gives the square number we're supplied with. For example, take So try

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