Greatest Common Factor of 47, 77, 90, 617

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

• Greatest Common Factor of 47, 77, 90, 617 by common division method
• Greatest Common Factor of 47, 77, 90, 617 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 47

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

1,47

Factors of 77

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

1,7,11,77

Factors of 90

List of positive integer factors of 90 that divides 90 without a remainder.

1,2,3,5,6,9,10,15,18,30,45,90

Factors of 617

List of positive integer factors of 617 that divides 617 without a remainder.

1,617

Greatest Common Factor

We found the factors 47,77,90,617 . The biggest common factor number is the GCF number.
So the greatest common factor 47,77,90,617 is 1.

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

• GCF of 94, 29, 50, 447
• GCF of 63, 34, 60, 311
• GCF of 84, 77, 34, 276
• GCF of 53, 54, 22, 704
• GCF of 50, 49, 52, 195

1. What is the GCF of 47, 77, 90, 617?

Answer: GCF of 47, 77, 90, 617 is 1.

2. How to Find the GCF of 47, 77, 90, 617

Answer: Greatest Common Factor(GCF) of 47, 77, 90, 617 = 1

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

Step 2: Then multiply all the prime factors GCF(47, 77, 90, 617) = 1.