Greatest Common Factor of 690, 820, 730

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

• Greatest Common Factor of 690, 820, 730 by common division method
• Greatest Common Factor of 690, 820, 730 with matching the biggest common factor

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∴ So the GCF of the given numbers is 2 x 5 = 10

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 820

List of positive integer factors of 820 that divides 820 without a remainder.

1,2,4,5,10,20,41,82,164,205,410,820

Factors of 730

List of positive integer factors of 730 that divides 730 without a remainder.

1,2,5,10,73,146,365,730

Greatest Common Factor

We found the factors 690,820,730 . The biggest common factor number is the GCF number.
So the greatest common factor 690,820,730 is 10.

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

• GCF of 767, 527, 501
• GCF of 792, 765, 184
• GCF of 970, 737, 361
• GCF of 131, 394, 954
• GCF of 952, 311, 896

1. What is the GCF of 690, 820, 730?

Answer: GCF of 690, 820, 730 is 10.

2. How to Find the GCF of 690, 820, 730

Answer: Greatest Common Factor(GCF) of 690, 820, 730 = 10

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

Step 2: Then multiply all the prime factors GCF(690, 820, 730) = 10.