Greatest Common Factor of 78, 155, 498

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

• Greatest Common Factor of 78, 155, 498 by common division method
• Greatest Common Factor of 78, 155, 498 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 78

List of positive integer factors of 78 that divides 78 without a remainder.

1,2,3,6,13,26,39,78

Factors of 155

List of positive integer factors of 155 that divides 155 without a remainder.

1,5,31,155

Factors of 498

List of positive integer factors of 498 that divides 498 without a remainder.

1,2,3,6,83,166,249,498

Greatest Common Factor

We found the factors 78,155,498 . The biggest common factor number is the GCF number.
So the greatest common factor 78,155,498 is 1.

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

• GCF of 18, 536, 620
• GCF of 63, 809, 836
• GCF of 83, 598, 866
• GCF of 64, 200, 966
• GCF of 83, 815, 625

1. What is the GCF of 78, 155, 498?

Answer: GCF of 78, 155, 498 is 1.

2. How to Find the GCF of 78, 155, 498

Answer: Greatest Common Factor(GCF) of 78, 155, 498 = 1

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

Step 2: Then multiply all the prime factors GCF(78, 155, 498) = 1.