Greatest Common Factor of 30, 63, 83, 128

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

• Greatest Common Factor of 30, 63, 83, 128 by common division method
• Greatest Common Factor of 30, 63, 83, 128 with matching the biggest common factor

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∴ GCF of numbers is 1 because of no common factors present between them.

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 63

List of positive integer factors of 63 that divides 63 without a remainder.

1,3,7,9,21,63

Factors of 83

List of positive integer factors of 83 that divides 83 without a remainder.

1,83

Factors of 128

List of positive integer factors of 128 that divides 128 without a remainder.

1,2,4,8,16,32,64,128

Greatest Common Factor

We found the factors 30,63,83,128 . The biggest common factor number is the GCF number.
So the greatest common factor 30,63,83,128 is 1.

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

• GCF of 10, 83, 92, 601
• GCF of 80, 42, 92, 133
• GCF of 48, 54, 58, 495
• GCF of 20, 45, 84, 887
• GCF of 90, 70, 79, 880

1. What is the GCF of 30, 63, 83, 128?

Answer: GCF of 30, 63, 83, 128 is 1.

2. How to Find the GCF of 30, 63, 83, 128

Answer: Greatest Common Factor(GCF) of 30, 63, 83, 128 = 1

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

Step 2: Then multiply all the prime factors GCF(30, 63, 83, 128) = 1.