Greatest Common Factor of 30, 42, 93, 147

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

• Greatest Common Factor of 30, 42, 93, 147 by common division method
• Greatest Common Factor of 30, 42, 93, 147 with matching the biggest common factor

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

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 42

List of positive integer factors of 42 that divides 42 without a remainder.

1,2,3,6,7,14,21,42

Factors of 93

List of positive integer factors of 93 that divides 93 without a remainder.

1,3,31,93

Factors of 147

List of positive integer factors of 147 that divides 147 without a remainder.

1,3,7,21,49,147

Greatest Common Factor

We found the factors 30,42,93,147 . The biggest common factor number is the GCF number.
So the greatest common factor 30,42,93,147 is 3.

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

• GCF of 17, 35, 70, 494
• GCF of 90, 53, 84, 144
• GCF of 40, 39, 26, 482
• GCF of 13, 60, 58, 264
• GCF of 62, 95, 21, 297

1. What is the GCF of 30, 42, 93, 147?

Answer: GCF of 30, 42, 93, 147 is 3.

2. How to Find the GCF of 30, 42, 93, 147

Answer: Greatest Common Factor(GCF) of 30, 42, 93, 147 = 3

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

Step 2: Then multiply all the prime factors GCF(30, 42, 93, 147) = 3.