Greatest Common Factor of 68, 42, 77, 228

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

• Greatest Common Factor of 68, 42, 77, 228 by common division method
• Greatest Common Factor of 68, 42, 77, 228 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 68

List of positive integer factors of 68 that divides 68 without a remainder.

1,2,4,17,34,68

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 228

List of positive integer factors of 228 that divides 228 without a remainder.

1,2,3,4,6,12,19,38,57,76,114,228

Greatest Common Factor

We found the factors 68,42,77,228 . The biggest common factor number is the GCF number.
So the greatest common factor 68,42,77,228 is 1.

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

• GCF of 76, 13, 59, 972
• GCF of 91, 49, 40, 696
• GCF of 87, 37, 69, 758
• GCF of 61, 76, 85, 533
• GCF of 40, 76, 92, 236

1. What is the GCF of 68, 42, 77, 228?

Answer: GCF of 68, 42, 77, 228 is 1.

2. How to Find the GCF of 68, 42, 77, 228

Answer: Greatest Common Factor(GCF) of 68, 42, 77, 228 = 1

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

Step 2: Then multiply all the prime factors GCF(68, 42, 77, 228) = 1.