How to Factor Using Divisibility Rules?

Answer Finding the divisors of a number is necessary to determine its prime factors, or the least common multiple or greatest common factor of two numbers. However, finding the divisors of a number can be... Read More »

Top Q&A For: How to Factor Using Divisibility Rules

How to Use the Divisibility Rules to Find the Prime Factorization of a Number?

Prime numbers have a special place in number theory. There is no formula to predict a prime number, and many appear in pairs as twin primes with a difference of two -- 3 and 5, 5 and 7, 11 and 13, ... Read More »

How to Factor Rules for Algebra?

In arithmetic, factoring means finding numbers that can be multiplied to produce a given number. For example, the factors of 21 are 3 and 7 because 3 X 7 = 21. In algebra, we are interested in fact... Read More »

How to Check Divisibility of 11?

This is how you can determine if a number is divisible by 11 or not.

How to Calculate Divisibility By Single Digit Numbers?

Many times in math, you find yourself wondering whether a big number is divisible by a small, single digit number. Fortunately, there are certain rules you can use to find whether one number is div... Read More »