Greatest Common Factor of 45, 79, 84, 155

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

• Greatest Common Factor of 45, 79, 84, 155 by common division method
• Greatest Common Factor of 45, 79, 84, 155 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 45

List of positive integer factors of 45 that divides 45 without a remainder.

1,3,5,9,15,45

Factors of 79

List of positive integer factors of 79 that divides 79 without a remainder.

1,79

Factors of 84

List of positive integer factors of 84 that divides 84 without a remainder.

1,2,3,4,6,7,12,14,21,28,42,84

Factors of 155

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

1,5,31,155

Greatest Common Factor

We found the factors 45,79,84,155 . The biggest common factor number is the GCF number.
So the greatest common factor 45,79,84,155 is 1.

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

• GCF of 30, 63, 80, 312
• GCF of 31, 17, 45, 836
• GCF of 83, 87, 85, 846
• GCF of 58, 38, 59, 548
• GCF of 58, 88, 19, 362

1. What is the GCF of 45, 79, 84, 155?

Answer: GCF of 45, 79, 84, 155 is 1.

2. How to Find the GCF of 45, 79, 84, 155

Answer: Greatest Common Factor(GCF) of 45, 79, 84, 155 = 1

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

Step 2: Then multiply all the prime factors GCF(45, 79, 84, 155) = 1.