Greatest Common Factor of 67, 45, 420

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

• Greatest Common Factor of 67, 45, 420 by common division method
• Greatest Common Factor of 67, 45, 420 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 67

List of positive integer factors of 67 that divides 67 without a remainder.

1,67

Factors of 45

List of positive integer factors of 45 that divides 45 without a remainder.

1,3,5,9,15,45

Factors of 420

List of positive integer factors of 420 that divides 420 without a remainder.

1,2,3,4,5,6,7,10,12,14,15,20,21,28,30,35,42,60,70,84,105,140,210,420

Greatest Common Factor

We found the factors 67,45,420 . The biggest common factor number is the GCF number.
So the greatest common factor 67,45,420 is 1.

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

• GCF of 48, 93, 814
• GCF of 49, 83, 344
• GCF of 28, 38, 162
• GCF of 35, 93, 974
• GCF of 44, 67, 177

1. What is the GCF of 67, 45, 420?

Answer: GCF of 67, 45, 420 is 1.

2. How to Find the GCF of 67, 45, 420

Answer: Greatest Common Factor(GCF) of 67, 45, 420 = 1

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

Step 2: Then multiply all the prime factors GCF(67, 45, 420) = 1.