What is the Greatest Common Factor of 72378 and 72388?
Greatest common factor (GCF) of 72378 and 72388 is 2.
GCF(72378,72388) = 2
We will now calculate the prime factors of 72378 and 72388, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 72378 and 72388.
How to find the GCF of 72378 and 72388?
We will first find the prime factorization of 72378 and 72388. After we will calculate the factors of 72378 and 72388 and find the biggest common factor number .
Step-1: Prime Factorization of 72378
Prime factors of 72378 are 2, 3, 4021. Prime factorization of 72378 in exponential form is:
72378 = 21 × 32 × 40211
Step-2: Prime Factorization of 72388
Prime factors of 72388 are 2, 18097. Prime factorization of 72388 in exponential form is:
72388 = 22 × 180971
Step-3: Factors of 72378
List of positive integer factors of 72378 that divides 72378 without a remainder.
1, 2, 3, 6, 9, 18, 4021, 8042, 12063, 24126, 36189
Step-4: Factors of 72388
List of positive integer factors of 72388 that divides 72378 without a remainder.
1, 2, 4, 18097, 36194
Final Step: Biggest Common Factor Number
We found the factors and prime factorization of 72378 and 72388. The biggest common factor number is the GCF number.
So the greatest common factor 72378 and 72388 is 2.
Also check out the Least Common Multiple of 72378 and 72388
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