What is the Greatest Common Factor of 626 and 636?
Greatest common factor (GCF) of 626 and 636 is 2.
GCF(626,636) = 2
We will now calculate the prime factors of 626 and 636, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 626 and 636.
How to find the GCF of 626 and 636?
We will first find the prime factorization of 626 and 636. After we will calculate the factors of 626 and 636 and find the biggest common factor number .
Step-1: Prime Factorization of 626
Prime factors of 626 are 2, 313. Prime factorization of 626 in exponential form is:
626 = 21 × 3131
Step-2: Prime Factorization of 636
Prime factors of 636 are 2, 3, 53. Prime factorization of 636 in exponential form is:
636 = 22 × 31 × 531
Step-3: Factors of 626
List of positive integer factors of 626 that divides 626 without a remainder.
1, 2, 313
Step-4: Factors of 636
List of positive integer factors of 636 that divides 626 without a remainder.
1, 2, 3, 4, 6, 12, 53, 106, 159, 212, 318
Final Step: Biggest Common Factor Number
We found the factors and prime factorization of 626 and 636. The biggest common factor number is the GCF number.
So the greatest common factor 626 and 636 is 2.
Also check out the Least Common Multiple of 626 and 636
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Related Greatest Common Factors of 636
- GCF of 636 and 640
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