Greatest Common Factor of 84, 64, 30, 220

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

• Greatest Common Factor of 84, 64, 30, 220 by common division method
• Greatest Common Factor of 84, 64, 30, 220 with matching the biggest common factor

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∴ So the GCF of the given numbers is 2 = 2

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 64

List of positive integer factors of 64 that divides 64 without a remainder.

1,2,4,8,16,32,64

Factors of 30

List of positive integer factors of 30 that divides 30 without a remainder.

1,2,3,5,6,10,15,30

Factors of 220

List of positive integer factors of 220 that divides 220 without a remainder.

1,2,4,5,10,11,20,22,44,55,110,220

Greatest Common Factor

We found the factors 84,64,30,220 . The biggest common factor number is the GCF number.
So the greatest common factor 84,64,30,220 is 2.

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

• GCF of 39, 19, 93, 617
• GCF of 95, 18, 24, 483
• GCF of 70, 44, 97, 526
• GCF of 97, 93, 36, 361
• GCF of 43, 21, 97, 527

1. What is the GCF of 84, 64, 30, 220?

Answer: GCF of 84, 64, 30, 220 is 2.

2. How to Find the GCF of 84, 64, 30, 220

Answer: Greatest Common Factor(GCF) of 84, 64, 30, 220 = 2

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

Step 2: Then multiply all the prime factors GCF(84, 64, 30, 220) = 2.