Greatest Common Factor of 39, 690, 861

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

• Greatest Common Factor of 39, 690, 861 by common division method
• Greatest Common Factor of 39, 690, 861 with matching the biggest common factor

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∴ So the GCF of the given numbers is 3 = 3

Factors of 39

List of positive integer factors of 39 that divides 39 without a remainder.

1,3,13,39

Factors of 690

List of positive integer factors of 690 that divides 690 without a remainder.

1,2,3,5,6,10,15,23,30,46,69,115,138,230,345,690

Factors of 861

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

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

Greatest Common Factor

We found the factors 39,690,861 . The biggest common factor number is the GCF number.
So the greatest common factor 39,690,861 is 3.

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

• GCF of 97, 542, 385
• GCF of 22, 916, 380
• GCF of 68, 956, 892
• GCF of 86, 194, 188
• GCF of 23, 158, 771

1. What is the GCF of 39, 690, 861?

Answer: GCF of 39, 690, 861 is 3.

2. How to Find the GCF of 39, 690, 861

Answer: Greatest Common Factor(GCF) of 39, 690, 861 = 3

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

Step 2: Then multiply all the prime factors GCF(39, 690, 861) = 3.