Greatest Common Factor of 861, 742, 161

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

• Greatest Common Factor of 861, 742, 161 by common division method
• Greatest Common Factor of 861, 742, 161 with matching the biggest common factor

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∴ So the GCF of the given numbers is 7 = 7

Factors of 861

List of positive integer factors of 861 that divides 861 without a remainder.

1,3,7,21,41,123,287,861

Factors of 742

List of positive integer factors of 742 that divides 742 without a remainder.

1,2,7,14,53,106,371,742

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 861,742,161 . The biggest common factor number is the GCF number.
So the greatest common factor 861,742,161 is 7.

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

• GCF of 490, 413, 837
• GCF of 436, 762, 698
• GCF of 494, 481, 613
• GCF of 214, 532, 887
• GCF of 587, 645, 751

1. What is the GCF of 861, 742, 161?

Answer: GCF of 861, 742, 161 is 7.

2. How to Find the GCF of 861, 742, 161

Answer: Greatest Common Factor(GCF) of 861, 742, 161 = 7

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

Step 2: Then multiply all the prime factors GCF(861, 742, 161) = 7.