Greatest Common Factor of 18, 33, 77, 670

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

• Greatest Common Factor of 18, 33, 77, 670 by common division method
• Greatest Common Factor of 18, 33, 77, 670 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 18

List of positive integer factors of 18 that divides 18 without a remainder.

1,2,3,6,9,18

Factors of 33

List of positive integer factors of 33 that divides 33 without a remainder.

1,3,11,33

Factors of 77

List of positive integer factors of 77 that divides 77 without a remainder.

1,7,11,77

Factors of 670

List of positive integer factors of 670 that divides 670 without a remainder.

1,2,5,10,67,134,335,670

Greatest Common Factor

We found the factors 18,33,77,670 . The biggest common factor number is the GCF number.
So the greatest common factor 18,33,77,670 is 1.

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

• GCF of 63, 93, 51, 500
• GCF of 96, 51, 59, 564
• GCF of 37, 96, 29, 736
• GCF of 97, 51, 68, 688
• GCF of 41, 17, 93, 150

1. What is the GCF of 18, 33, 77, 670?

Answer: GCF of 18, 33, 77, 670 is 1.

2. How to Find the GCF of 18, 33, 77, 670

Answer: Greatest Common Factor(GCF) of 18, 33, 77, 670 = 1

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

Step 2: Then multiply all the prime factors GCF(18, 33, 77, 670) = 1.