What is the Greatest Common Factor of 243 and 250?
Greatest common factor (GCF) of 243 and 250 is 1.
GCF(243,250) = 1
We will now calculate the prime factors of 243 and 250, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 243 and 250.
How to find the GCF of 243 and 250?
We will first find the prime factorization of 243 and 250. After we will calculate the factors of 243 and 250 and find the biggest common factor number .
Step-1: Prime Factorization of 243
Prime factors of 243 are 3. Prime factorization of 243 in exponential form is:
243 = 35
Step-2: Prime Factorization of 250
Prime factors of 250 are 2, 5. Prime factorization of 250 in exponential form is:
250 = 21 × 53
Step-3: Factors of 243
List of positive integer factors of 243 that divides 243 without a remainder.
1, 3, 9, 27, 81
Step-4: Factors of 250
List of positive integer factors of 250 that divides 243 without a remainder.
1, 2, 5, 10, 25, 50, 125
Final Step: Biggest Common Factor Number
We found the factors and prime factorization of 243 and 250. The biggest common factor number is the GCF number.
So the greatest common factor 243 and 250 is 1.
Also check out the Least Common Multiple of 243 and 250
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