Q: What is the prime factorization of the number 483,433,469?

 A:
  • The prime factors are: 79 x 197 x 31,063
    • or also written as { 79, 197, 31,063 }
  • Written in exponential form: 791 x 1971 x 31,0631

Why is the prime factorization of 483,433,469 written as 791 x 1971 x 31,0631?

What is prime factorization?

Prime factorization or prime factor decomposition is the process of finding which prime numbers can be multiplied together to make the original number.

Finding the prime factors of 483,433,469

To find the prime factors, you start by dividing the number by the first prime number, which is 2. If there is not a remainder, meaning you can divide evenly, then 2 is a factor of the number. Continue dividing by 2 until you cannot divide evenly anymore. Write down how many 2's you were able to divide by evenly. Now try dividing by the next prime factor, which is 3. The goal is to get to a quotient of 1.

If it doesn't make sense yet, let's try it...

Here are the first several prime factors: 2, 3, 5, 7, 11, 13, 17, 19, 23, 29...

Let's start by dividing 483,433,469 by 2

483,433,469 ÷ 2 = 241,716,734.5 - This has a remainder. Let's try another prime number.
483,433,469 ÷ 3 = 161,144,489.6667 - This has a remainder. Let's try another prime number.
483,433,469 ÷ 5 = 96,686,693.8 - This has a remainder. Let's try another prime number.
...
Keep trying increasingly larger numbers until you find one that divides evenly.
...
483,433,469 ÷ 79 = 6,119,411 - No remainder! 79 is one of the factors!
6,119,411 ÷ 79 = 77,460.8987 - There is a remainder. We can't divide by 79 evenly anymore. Let's try the next prime number
6,119,411 ÷ 83 = 73,727.8434 - This has a remainder. 83 is not a factor.
6,119,411 ÷ 89 = 68,757.427 - This has a remainder. 89 is not a factor.
6,119,411 ÷ 97 = 63,086.7113 - This has a remainder. 97 is not a factor.
...
Keep trying increasingly larger numbers until you find one that divides evenly.
...
6,119,411 ÷ 197 = 31,063 - No remainder! 197 is one of the factors!
31,063 ÷ 197 = 157.6802 - There is a remainder. We can't divide by 197 evenly anymore. Let's try the next prime number
31,063 ÷ 199 = 156.0955 - This has a remainder. 199 is not a factor.
31,063 ÷ 211 = 147.218 - This has a remainder. 211 is not a factor.
31,063 ÷ 223 = 139.296 - This has a remainder. 223 is not a factor.
...
Keep trying increasingly larger numbers until you find one that divides evenly.
...
31,063 ÷ 31,063 = 1 - No remainder! 31,063 is one of the factors!

The orange divisor(s) above are the prime factors of the number 483,433,469. If we put all of it together we have the factors 79 x 197 x 31,063 = 483,433,469. It can also be written in exponential form as 791 x 1971 x 31,0631.

Factor Tree

Another way to do prime factorization is to use a factor tree. Below is a factor tree for the number 483,433,469.

483,433,469
Factor Arrows
796,119,411
Factor Arrows
19731,063

More Prime Factorization Examples

483,433,467483,433,468483,433,470483,433,471
31 x 111 x 1,0871 x 13,477122 x 71 x 311 x 2411 x 2,311121 x 32 x 51 x 131 x 1011 x 4,0911171 x 28,437,2631

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