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What is the Greatest Common Factor of 74461 and 74480?

Greatest common factor (GCF) of 74461 and 74480 is 19.

GCF(74461,74480) = 19

We will now calculate the prime factors of 74461 and 74480, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 74461 and 74480.

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How to find the GCF of 74461 and 74480?

We will first find the prime factorization of 74461 and 74480. After we will calculate the factors of 74461 and 74480 and find the biggest common factor number .

Step-1: Prime Factorization of 74461

Prime factors of 74461 are 19, 3919. Prime factorization of 74461 in exponential form is:

74461 = 191 × 39191

Step-2: Prime Factorization of 74480

Prime factors of 74480 are 2, 5, 7, 19. Prime factorization of 74480 in exponential form is:

74480 = 24 × 51 × 72 × 191

Step-3: Factors of 74461

List of positive integer factors of 74461 that divides 74461 without a remainder.

1, 19, 3919

Step-4: Factors of 74480

List of positive integer factors of 74480 that divides 74461 without a remainder.

1, 2, 4, 5, 7, 8, 10, 14, 16, 19, 20, 28, 35, 38, 40, 49, 56, 70, 76, 80, 95, 98, 112, 133, 140, 152, 190, 196, 245, 266, 280, 304, 380, 392, 490, 532, 560, 665, 760, 784, 931, 980, 1064, 1330, 1520, 1862, 1960, 2128, 2660, 3724, 3920, 4655, 5320, 7448, 9310, 10640, 14896, 18620, 37240

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 74461 and 74480. The biggest common factor number is the GCF number.
So the greatest common factor 74461 and 74480 is 19.

Also check out the Least Common Multiple of 74461 and 74480