Greatest Common Factor of 31, 71, 47, 785

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

• Greatest Common Factor of 31, 71, 47, 785 by common division method
• Greatest Common Factor of 31, 71, 47, 785 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 31

List of positive integer factors of 31 that divides 31 without a remainder.

1,31

Factors of 71

List of positive integer factors of 71 that divides 71 without a remainder.

1,71

Factors of 47

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

1,47

Factors of 785

List of positive integer factors of 785 that divides 785 without a remainder.

1,5,157,785

Greatest Common Factor

We found the factors 31,71,47,785 . The biggest common factor number is the GCF number.
So the greatest common factor 31,71,47,785 is 1.

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

• GCF of 82, 65, 63, 239
• GCF of 44, 61, 98, 911
• GCF of 14, 18, 21, 862
• GCF of 74, 65, 94, 300
• GCF of 17, 18, 33, 817

1. What is the GCF of 31, 71, 47, 785?

Answer: GCF of 31, 71, 47, 785 is 1.

2. How to Find the GCF of 31, 71, 47, 785

Answer: Greatest Common Factor(GCF) of 31, 71, 47, 785 = 1

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

Step 2: Then multiply all the prime factors GCF(31, 71, 47, 785) = 1.