Greatest Common Factor of 48, 30, 10, 644

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

• Greatest Common Factor of 48, 30, 10, 644 by common division method
• Greatest Common Factor of 48, 30, 10, 644 with matching the biggest common factor

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

Factors of 48

List of positive integer factors of 48 that divides 48 without a remainder.

1,2,3,4,6,8,12,16,24,48

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 10

List of positive integer factors of 10 that divides 10 without a remainder.

1,2,5,10

Factors of 644

List of positive integer factors of 644 that divides 644 without a remainder.

1,2,4,7,14,23,28,46,92,161,322,644

Greatest Common Factor

We found the factors 48,30,10,644 . The biggest common factor number is the GCF number.
So the greatest common factor 48,30,10,644 is 2.

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

• GCF of 63, 64, 11, 959
• GCF of 20, 41, 26, 679
• GCF of 84, 22, 72, 545
• GCF of 83, 24, 97, 100
• GCF of 94, 32, 14, 716

1. What is the GCF of 48, 30, 10, 644?

Answer: GCF of 48, 30, 10, 644 is 2.

2. How to Find the GCF of 48, 30, 10, 644

Answer: Greatest Common Factor(GCF) of 48, 30, 10, 644 = 2

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

Step 2: Then multiply all the prime factors GCF(48, 30, 10, 644) = 2.