Greatest Common Factor of 10, 28, 161

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

• Greatest Common Factor of 10, 28, 161 by common division method
• Greatest Common Factor of 10, 28, 161 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 10

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

1,2,5,10

Factors of 28

List of positive integer factors of 28 that divides 28 without a remainder.

1,2,4,7,14,28

Factors of 161

List of positive integer factors of 161 that divides 161 without a remainder.

1,7,23,161

Greatest Common Factor

We found the factors 10,28,161 . The biggest common factor number is the GCF number.
So the greatest common factor 10,28,161 is 1.

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

• GCF of 35, 74, 553
• GCF of 35, 98, 954
• GCF of 67, 59, 826
• GCF of 84, 62, 801
• GCF of 45, 34, 974

1. What is the GCF of 10, 28, 161?

Answer: GCF of 10, 28, 161 is 1.

2. How to Find the GCF of 10, 28, 161

Answer: Greatest Common Factor(GCF) of 10, 28, 161 = 1

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

Step 2: Then multiply all the prime factors GCF(10, 28, 161) = 1.