◀ back to index
Question
Find Greatest Common Divisor of 1124788752 and 1118788812, using prime factorization.
Answer
The GCD of given numbers is 399996.
Explanation
Step 1 : Find prime factorization of each number.
1124788752=1118788812=2⋅2⋅2⋅2⋅3⋅3⋅19⋅37⋅41⋅2712⋅2⋅3⋅3⋅41⋅271⋅2797(view steps on how to factor 1124788752 and 1118788812. )
Step 2 : Put a box around factors that are common for all numbers:
1124788752=1118788812=2⋅2⋅2⋅2⋅3⋅3⋅19⋅37⋅41⋅2712⋅2⋅3⋅3⋅41⋅271⋅2797Step 3 : Multiply the boxed numbers together:
GCD=2⋅2⋅3⋅3⋅41⋅271=399996
This solution can be visualized using a Venn diagram.
0,0
1124788752
1118788812
2
2
3
3
41
271
2
2
19
37
2797
The GCD equals the product of the numbers at the intersection.
This page was created using
GCD Calculator