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What is the Greatest Common Factor of 30168 and 30180?

Greatest common factor (GCF) of 30168 and 30180 is 12.

GCF(30168,30180) = 12

We will now calculate the prime factors of 30168 and 30180, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 30168 and 30180.

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How to find the GCF of 30168 and 30180?

We will first find the prime factorization of 30168 and 30180. After we will calculate the factors of 30168 and 30180 and find the biggest common factor number .

Step-1: Prime Factorization of 30168

Prime factors of 30168 are 2, 3, 419. Prime factorization of 30168 in exponential form is:

30168 = 23 × 32 × 4191

Step-2: Prime Factorization of 30180

Prime factors of 30180 are 2, 3, 5, 503. Prime factorization of 30180 in exponential form is:

30180 = 22 × 31 × 51 × 5031

Step-3: Factors of 30168

List of positive integer factors of 30168 that divides 30168 without a remainder.

1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72, 419, 838, 1257, 1676, 2514, 3352, 3771, 5028, 7542, 10056, 15084

Step-4: Factors of 30180

List of positive integer factors of 30180 that divides 30168 without a remainder.

1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 503, 1006, 1509, 2012, 2515, 3018, 5030, 6036, 7545, 10060, 15090

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 30168 and 30180. The biggest common factor number is the GCF number.
So the greatest common factor 30168 and 30180 is 12.

Also check out the Least Common Multiple of 30168 and 30180