Greatest Common Factor of 72, 690, 830

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

• Greatest Common Factor of 72, 690, 830 by common division method
• Greatest Common Factor of 72, 690, 830 with matching the biggest common factor

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

Factors of 72

List of positive integer factors of 72 that divides 72 without a remainder.

1,2,3,4,6,8,9,12,18,24,36,72

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 830

List of positive integer factors of 830 that divides 830 without a remainder.

1,2,5,10,83,166,415,830

Greatest Common Factor

We found the factors 72,690,830 . The biggest common factor number is the GCF number.
So the greatest common factor 72,690,830 is 2.

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

• GCF of 55, 145, 431
• GCF of 42, 931, 115
• GCF of 59, 545, 387
• GCF of 39, 166, 779
• GCF of 29, 869, 333

1. What is the GCF of 72, 690, 830?

Answer: GCF of 72, 690, 830 is 2.

2. How to Find the GCF of 72, 690, 830

Answer: Greatest Common Factor(GCF) of 72, 690, 830 = 2

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

Step 2: Then multiply all the prime factors GCF(72, 690, 830) = 2.