What is the Greatest Common Factor of 211 and 220?
Greatest common factor (GCF) of 211 and 220 is 1.
GCF(211,220) = 1
We will now calculate the prime factors of 211 and 220, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 211 and 220.
How to find the GCF of 211 and 220?
We will first find the prime factorization of 211 and 220. After we will calculate the factors of 211 and 220 and find the biggest common factor number .
Step-1: Prime Factorization of 211
Prime factors of 211 are 211. Prime factorization of 211 in exponential form is:
211 = 2111
Step-2: Prime Factorization of 220
Prime factors of 220 are 2, 5, 11. Prime factorization of 220 in exponential form is:
220 = 22 × 51 × 111
Step-3: Factors of 211
List of positive integer factors of 211 that divides 211 without a remainder.
1
Step-4: Factors of 220
List of positive integer factors of 220 that divides 211 without a remainder.
1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110
Final Step: Biggest Common Factor Number
We found the factors and prime factorization of 211 and 220. The biggest common factor number is the GCF number.
So the greatest common factor 211 and 220 is 1.
Also check out the Least Common Multiple of 211 and 220
Related Greatest Common Factors of 211
- GCF of 211 and 215
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Related Greatest Common Factors of 220
- GCF of 220 and 224
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