Greatest Common Factor of 20, 35, 69, 400

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

• Greatest Common Factor of 20, 35, 69, 400 by common division method
• Greatest Common Factor of 20, 35, 69, 400 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 20

List of positive integer factors of 20 that divides 20 without a remainder.

1,2,4,5,10,20

Factors of 35

List of positive integer factors of 35 that divides 35 without a remainder.

1,5,7,35

Factors of 69

List of positive integer factors of 69 that divides 69 without a remainder.

1,3,23,69

Factors of 400

List of positive integer factors of 400 that divides 400 without a remainder.

1,2,4,5,8,10,16,20,25,40,50,80,100,200,400

Greatest Common Factor

We found the factors 20,35,69,400 . The biggest common factor number is the GCF number.
So the greatest common factor 20,35,69,400 is 1.

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

• GCF of 50, 42, 19, 412
• GCF of 38, 71, 60, 273
• GCF of 29, 61, 76, 172
• GCF of 10, 67, 53, 300
• GCF of 68, 21, 39, 216

1. What is the GCF of 20, 35, 69, 400?

Answer: GCF of 20, 35, 69, 400 is 1.

2. How to Find the GCF of 20, 35, 69, 400

Answer: Greatest Common Factor(GCF) of 20, 35, 69, 400 = 1

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

Step 2: Then multiply all the prime factors GCF(20, 35, 69, 400) = 1.