Greatest Common Factor of 42, 77, 698

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

• Greatest Common Factor of 42, 77, 698 by common division method
• Greatest Common Factor of 42, 77, 698 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 698

List of positive integer factors of 698 that divides 698 without a remainder.

1,2,349,698

Greatest Common Factor

We found the factors 42,77,698 . The biggest common factor number is the GCF number.
So the greatest common factor 42,77,698 is 1.

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

• GCF of 60, 78, 784
• GCF of 68, 22, 445
• GCF of 16, 48, 661
• GCF of 95, 53, 917
• GCF of 10, 43, 621

1. What is the GCF of 42, 77, 698?

Answer: GCF of 42, 77, 698 is 1.

2. How to Find the GCF of 42, 77, 698

Answer: Greatest Common Factor(GCF) of 42, 77, 698 = 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, 698) = 1.