Greatest Common Factor of 63, 88, 68, 20, 345

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

• Greatest Common Factor of 63, 88, 68, 20, 345 by common division method
• Greatest Common Factor of 63, 88, 68, 20, 345 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 88

List of positive integer factors of 88 that divides 88 without a remainder.

1,2,4,8,11,22,44,88

Factors of 68

List of positive integer factors of 68 that divides 68 without a remainder.

1,2,4,17,34,68

Factors of 20

List of positive integer factors of 20 that divides 20 without a remainder.

1,2,4,5,10,20

Factors of 345

List of positive integer factors of 345 that divides 345 without a remainder.

1,3,5,15,23,69,115,345

Greatest Common Factor

We found the factors 63,88,68,20,345 . The biggest common factor number is the GCF number.
So the greatest common factor 63,88,68,20,345 is 1.

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

• GCF of 21, 60, 39, 94, 150
• GCF of 48, 86, 80, 71, 757
• GCF of 37, 19, 57, 18, 172
• GCF of 23, 63, 84, 70, 938
• GCF of 43, 91, 38, 28, 809

1. What is the GCF of 63, 88, 68, 20, 345?

Answer: GCF of 63, 88, 68, 20, 345 is 1.

2. How to Find the GCF of 63, 88, 68, 20, 345

Answer: Greatest Common Factor(GCF) of 63, 88, 68, 20, 345 = 1

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

Step 2: Then multiply all the prime factors GCF(63, 88, 68, 20, 345) = 1.