What is the Greatest Common Factor of 247 and 263?
Greatest common factor (GCF) of 247 and 263 is 1.
GCF(247,263) = 1
We will now calculate the prime factors of 247 and 263, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 247 and 263.
How to find the GCF of 247 and 263?
We will first find the prime factorization of 247 and 263. After we will calculate the factors of 247 and 263 and find the biggest common factor number .
Step-1: Prime Factorization of 247
Prime factors of 247 are 13, 19. Prime factorization of 247 in exponential form is:
247 = 131 × 191
Step-2: Prime Factorization of 263
Prime factors of 263 are 263. Prime factorization of 263 in exponential form is:
263 = 2631
Step-3: Factors of 247
List of positive integer factors of 247 that divides 247 without a remainder.
1, 13, 19
Step-4: Factors of 263
List of positive integer factors of 263 that divides 247 without a remainder.
1
Final Step: Biggest Common Factor Number
We found the factors and prime factorization of 247 and 263. The biggest common factor number is the GCF number.
So the greatest common factor 247 and 263 is 1.
Also check out the Least Common Multiple of 247 and 263
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