Greatest Common Factor of 28, 42, 72, 628

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

• Greatest Common Factor of 28, 42, 72, 628 by common division method
• Greatest Common Factor of 28, 42, 72, 628 with matching the biggest common factor

Maximum 4 Number can be enter but you can reset

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

Factors of 28

List of positive integer factors of 28 that divides 28 without a remainder.

1,2,4,7,14,28

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 72

List of positive integer factors of 72 that divides 72 without a remainder.

1,2,3,4,6,8,9,12,18,24,36,72

Factors of 628

List of positive integer factors of 628 that divides 628 without a remainder.

1,2,4,157,314,628

Greatest Common Factor

We found the factors 28,42,72,628 . The biggest common factor number is the GCF number.
So the greatest common factor 28,42,72,628 is 2.

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

• GCF of 87, 57, 39, 753
• GCF of 84, 71, 19, 422
• GCF of 74, 54, 89, 852
• GCF of 86, 15, 31, 124
• GCF of 98, 47, 49, 815

1. What is the GCF of 28, 42, 72, 628?

Answer: GCF of 28, 42, 72, 628 is 2.

2. How to Find the GCF of 28, 42, 72, 628

Answer: Greatest Common Factor(GCF) of 28, 42, 72, 628 = 2

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

Step 2: Then multiply all the prime factors GCF(28, 42, 72, 628) = 2.