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What is the Greatest Common Factor of 43070 and 43081?

Greatest common factor (GCF) of 43070 and 43081 is 1.

GCF(43070,43081) = 1

We will now calculate the prime factors of 43070 and 43081, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 43070 and 43081.

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How to find the GCF of 43070 and 43081?

We will first find the prime factorization of 43070 and 43081. After we will calculate the factors of 43070 and 43081 and find the biggest common factor number .

Step-1: Prime Factorization of 43070

Prime factors of 43070 are 2, 5, 59, 73. Prime factorization of 43070 in exponential form is:

43070 = 21 × 51 × 591 × 731

Step-2: Prime Factorization of 43081

Prime factors of 43081 are 67, 643. Prime factorization of 43081 in exponential form is:

43081 = 671 × 6431

Step-3: Factors of 43070

List of positive integer factors of 43070 that divides 43070 without a remainder.

1, 2, 5, 10, 59, 73, 118, 146, 295, 365, 590, 730, 4307, 8614, 21535

Step-4: Factors of 43081

List of positive integer factors of 43081 that divides 43070 without a remainder.

1, 67, 643

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 43070 and 43081. The biggest common factor number is the GCF number.
So the greatest common factor 43070 and 43081 is 1.

Also check out the Least Common Multiple of 43070 and 43081