Greatest Common Factor of 42, 80, 577

Greatest common factor or Greatest common divisor (GCD) can be calculated in two ways

• Greatest Common Factor of 42, 80, 577 by common division method
• Greatest Common Factor of 42, 80, 577 with matching the biggest common factor

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∴ GCF of numbers is 1 because of no common factors present between them.

Factors of 42

List of positive integer factors of 42 that divides 42 without a remainder.

1,2,3,6,7,14,21,42

Factors of 80

List of positive integer factors of 80 that divides 80 without a remainder.

1,2,4,5,8,10,16,20,40,80

Factors of 577

List of positive integer factors of 577 that divides 577 without a remainder.

1,577

Greatest Common Factor

We found the factors 42,80,577 . The biggest common factor number is the GCF number.
So the greatest common factor 42,80,577 is 1.

Here are some samples of GCF of two or more Numbers calculations.

• GCF of 23, 77, 245
• GCF of 55, 27, 412
• GCF of 47, 83, 903
• GCF of 42, 77, 432
• GCF of 77, 55, 226

1. What is the GCF of 42, 80, 577?

Answer: GCF of 42, 80, 577 is 1.

2. How to Find the GCF of 42, 80, 577

Answer: Greatest Common Factor(GCF) of 42, 80, 577 = 1

Step 1: Divide all the numbers with common prime numbers having remainder zero.

Step 2: Then multiply all the prime factors GCF(42, 80, 577) = 1.