Greatest Common Factor of 30, 38, 68, 782

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

• Greatest Common Factor of 30, 38, 68, 782 by common division method
• Greatest Common Factor of 30, 38, 68, 782 with matching the biggest common factor

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

Factors of 30

List of positive integer factors of 30 that divides 30 without a remainder.

1,2,3,5,6,10,15,30

Factors of 38

List of positive integer factors of 38 that divides 38 without a remainder.

1,2,19,38

Factors of 68

List of positive integer factors of 68 that divides 68 without a remainder.

1,2,4,17,34,68

Factors of 782

List of positive integer factors of 782 that divides 782 without a remainder.

1,2,17,23,34,46,391,782

Greatest Common Factor

We found the factors 30,38,68,782 . The biggest common factor number is the GCF number.
So the greatest common factor 30,38,68,782 is 2.

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

• GCF of 92, 80, 87, 102
• GCF of 49, 46, 49, 693
• GCF of 57, 79, 81, 653
• GCF of 75, 85, 94, 303
• GCF of 73, 21, 50, 644

1. What is the GCF of 30, 38, 68, 782?

Answer: GCF of 30, 38, 68, 782 is 2.

2. How to Find the GCF of 30, 38, 68, 782

Answer: Greatest Common Factor(GCF) of 30, 38, 68, 782 = 2

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

Step 2: Then multiply all the prime factors GCF(30, 38, 68, 782) = 2.