Greatest Common Factor of 63, 49, 620

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

• Greatest Common Factor of 63, 49, 620 by common division method
• Greatest Common Factor of 63, 49, 620 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 63

List of positive integer factors of 63 that divides 63 without a remainder.

1,3,7,9,21,63

Factors of 49

List of positive integer factors of 49 that divides 49 without a remainder.

1,7,49

Factors of 620

List of positive integer factors of 620 that divides 620 without a remainder.

1,2,4,5,10,20,31,62,124,155,310,620

Greatest Common Factor

We found the factors 63,49,620 . The biggest common factor number is the GCF number.
So the greatest common factor 63,49,620 is 1.

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

• GCF of 46, 87, 625
• GCF of 27, 60, 673
• GCF of 34, 73, 659
• GCF of 15, 10, 116
• GCF of 34, 19, 907

1. What is the GCF of 63, 49, 620?

Answer: GCF of 63, 49, 620 is 1.

2. How to Find the GCF of 63, 49, 620

Answer: Greatest Common Factor(GCF) of 63, 49, 620 = 1

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

Step 2: Then multiply all the prime factors GCF(63, 49, 620) = 1.