Greatest Common Factor of 2, 70, 30, 60

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

• Greatest Common Factor of 2, 70, 30, 60 by common division method
• Greatest Common Factor of 2, 70, 30, 60 with matching the biggest common factor

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

Factors of 2

List of positive integer factors of 2 that divides 2 without a remainder.

1,2

Factors of 70

List of positive integer factors of 70 that divides 70 without a remainder.

1,2,5,7,10,14,35,70

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 60

List of positive integer factors of 60 that divides 60 without a remainder.

1,2,3,4,5,6,10,12,15,20,30,60

Greatest Common Factor

We found the factors 2,70,30,60 . The biggest common factor number is the GCF number.
So the greatest common factor 2,70,30,60 is 2.

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

• GCF of 2, 28, 94, 13
• GCF of 1, 69, 77, 17
• GCF of 9, 21, 76, 89
• GCF of 7, 44, 45, 56
• GCF of 3, 93, 61, 17

1. What is the GCF of 2, 70, 30, 60?

Answer: GCF of 2, 70, 30, 60 is 2.

2. How to Find the GCF of 2, 70, 30, 60

Answer: Greatest Common Factor(GCF) of 2, 70, 30, 60 = 2

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

Step 2: Then multiply all the prime factors GCF(2, 70, 30, 60) = 2.