Greatest Common Factor of 63, 74, 90, 171

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

• Greatest Common Factor of 63, 74, 90, 171 by common division method
• Greatest Common Factor of 63, 74, 90, 171 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 74

List of positive integer factors of 74 that divides 74 without a remainder.

1,2,37,74

Factors of 90

List of positive integer factors of 90 that divides 90 without a remainder.

1,2,3,5,6,9,10,15,18,30,45,90

Factors of 171

List of positive integer factors of 171 that divides 171 without a remainder.

1,3,9,19,57,171

Greatest Common Factor

We found the factors 63,74,90,171 . The biggest common factor number is the GCF number.
So the greatest common factor 63,74,90,171 is 1.

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

• GCF of 54, 90, 31, 651
• GCF of 22, 46, 89, 751
• GCF of 45, 70, 39, 762
• GCF of 21, 31, 17, 382
• GCF of 52, 78, 36, 503

1. What is the GCF of 63, 74, 90, 171?

Answer: GCF of 63, 74, 90, 171 is 1.

2. How to Find the GCF of 63, 74, 90, 171

Answer: Greatest Common Factor(GCF) of 63, 74, 90, 171 = 1

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

Step 2: Then multiply all the prime factors GCF(63, 74, 90, 171) = 1.