Greatest Common Factor of 30, 70, 89, 207

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

• Greatest Common Factor of 30, 70, 89, 207 by common division method
• Greatest Common Factor of 30, 70, 89, 207 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 70

List of positive integer factors of 70 that divides 70 without a remainder.

1,2,5,7,10,14,35,70

Factors of 89

List of positive integer factors of 89 that divides 89 without a remainder.

1,89

Factors of 207

List of positive integer factors of 207 that divides 207 without a remainder.

1,3,9,23,69,207

Greatest Common Factor

We found the factors 30,70,89,207 . The biggest common factor number is the GCF number.
So the greatest common factor 30,70,89,207 is 1.

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

• GCF of 47, 96, 78, 806
• GCF of 59, 63, 15, 575
• GCF of 42, 61, 34, 406
• GCF of 55, 70, 81, 421
• GCF of 55, 35, 69, 129

1. What is the GCF of 30, 70, 89, 207?

Answer: GCF of 30, 70, 89, 207 is 1.

2. How to Find the GCF of 30, 70, 89, 207

Answer: Greatest Common Factor(GCF) of 30, 70, 89, 207 = 1

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

Step 2: Then multiply all the prime factors GCF(30, 70, 89, 207) = 1.