Greatest Common Factor of 42, 77, 75, 612

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

• Greatest Common Factor of 42, 77, 75, 612 by common division method
• Greatest Common Factor of 42, 77, 75, 612 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 77

List of positive integer factors of 77 that divides 77 without a remainder.

1,7,11,77

Factors of 75

List of positive integer factors of 75 that divides 75 without a remainder.

1,3,5,15,25,75

Factors of 612

List of positive integer factors of 612 that divides 612 without a remainder.

1,2,3,4,6,9,12,17,18,34,36,51,68,102,153,204,306,612

Greatest Common Factor

We found the factors 42,77,75,612 . The biggest common factor number is the GCF number.
So the greatest common factor 42,77,75,612 is 1.

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

• GCF of 61, 85, 43, 827
• GCF of 23, 94, 38, 185
• GCF of 50, 87, 44, 685
• GCF of 27, 98, 94, 773
• GCF of 61, 72, 55, 847

1. What is the GCF of 42, 77, 75, 612?

Answer: GCF of 42, 77, 75, 612 is 1.

2. How to Find the GCF of 42, 77, 75, 612

Answer: Greatest Common Factor(GCF) of 42, 77, 75, 612 = 1

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

Step 2: Then multiply all the prime factors GCF(42, 77, 75, 612) = 1.