Greatest Common Factor of 20, 154, 248

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

• Greatest Common Factor of 20, 154, 248 by common division method
• Greatest Common Factor of 20, 154, 248 with matching the biggest common factor

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

Factors of 20

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

1,2,4,5,10,20

Factors of 154

List of positive integer factors of 154 that divides 154 without a remainder.

1,2,7,11,14,22,77,154

Factors of 248

List of positive integer factors of 248 that divides 248 without a remainder.

1,2,4,8,31,62,124,248

Greatest Common Factor

We found the factors 20,154,248 . The biggest common factor number is the GCF number.
So the greatest common factor 20,154,248 is 2.

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

• GCF of 23, 973, 261
• GCF of 90, 106, 107
• GCF of 39, 828, 126
• GCF of 41, 871, 893
• GCF of 40, 480, 695

1. What is the GCF of 20, 154, 248?

Answer: GCF of 20, 154, 248 is 2.

2. How to Find the GCF of 20, 154, 248

Answer: Greatest Common Factor(GCF) of 20, 154, 248 = 2

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

Step 2: Then multiply all the prime factors GCF(20, 154, 248) = 2.