Greatest Common Factor of 45, 11, 47, 620

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

• Greatest Common Factor of 45, 11, 47, 620 by common division method
• Greatest Common Factor of 45, 11, 47, 620 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 45

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

1,3,5,9,15,45

Factors of 11

List of positive integer factors of 11 that divides 11 without a remainder.

1,11

Factors of 47

List of positive integer factors of 47 that divides 47 without a remainder.

1,47

Factors of 620

List of positive integer factors of 620 that divides 620 without a remainder.

1,2,4,5,10,20,31,62,124,155,310,620

Greatest Common Factor

We found the factors 45,11,47,620 . The biggest common factor number is the GCF number.
So the greatest common factor 45,11,47,620 is 1.

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

• GCF of 35, 27, 42, 581
• GCF of 22, 49, 12, 618
• GCF of 34, 31, 62, 421
• GCF of 32, 50, 28, 910
• GCF of 13, 10, 41, 889

1. What is the GCF of 45, 11, 47, 620?

Answer: GCF of 45, 11, 47, 620 is 1.

2. How to Find the GCF of 45, 11, 47, 620

Answer: Greatest Common Factor(GCF) of 45, 11, 47, 620 = 1

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

Step 2: Then multiply all the prime factors GCF(45, 11, 47, 620) = 1.