What is the Greatest Common Factor of 424 and 435?
Greatest common factor (GCF) of 424 and 435 is 1.
GCF(424,435) = 1
We will now calculate the prime factors of 424 and 435, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 424 and 435.
How to find the GCF of 424 and 435?
We will first find the prime factorization of 424 and 435. After we will calculate the factors of 424 and 435 and find the biggest common factor number .
Step-1: Prime Factorization of 424
Prime factors of 424 are 2, 53. Prime factorization of 424 in exponential form is:
424 = 23 × 531
Step-2: Prime Factorization of 435
Prime factors of 435 are 3, 5, 29. Prime factorization of 435 in exponential form is:
435 = 31 × 51 × 291
Step-3: Factors of 424
List of positive integer factors of 424 that divides 424 without a remainder.
1, 2, 4, 8, 53, 106, 212
Step-4: Factors of 435
List of positive integer factors of 435 that divides 424 without a remainder.
1, 3, 5, 15, 29, 87, 145
Final Step: Biggest Common Factor Number
We found the factors and prime factorization of 424 and 435. The biggest common factor number is the GCF number.
So the greatest common factor 424 and 435 is 1.
Also check out the Least Common Multiple of 424 and 435
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