What is the Greatest Common Factor of 875 and 880?
Greatest common factor (GCF) of 875 and 880 is 5.
GCF(875,880) = 5
We will now calculate the prime factors of 875 and 880, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 875 and 880.
How to find the GCF of 875 and 880?
We will first find the prime factorization of 875 and 880. After we will calculate the factors of 875 and 880 and find the biggest common factor number .
Step-1: Prime Factorization of 875
Prime factors of 875 are 5, 7. Prime factorization of 875 in exponential form is:
875 = 53 × 71
Step-2: Prime Factorization of 880
Prime factors of 880 are 2, 5, 11. Prime factorization of 880 in exponential form is:
880 = 24 × 51 × 111
Step-3: Factors of 875
List of positive integer factors of 875 that divides 875 without a remainder.
1, 5, 7, 25, 35, 125, 175
Step-4: Factors of 880
List of positive integer factors of 880 that divides 875 without a remainder.
1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 44, 55, 80, 88, 110, 176, 220, 440
Final Step: Biggest Common Factor Number
We found the factors and prime factorization of 875 and 880. The biggest common factor number is the GCF number.
So the greatest common factor 875 and 880 is 5.
Also check out the Least Common Multiple of 875 and 880
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