Greatest Common Factor of 31, 25, 28, 730

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

• Greatest Common Factor of 31, 25, 28, 730 by common division method
• Greatest Common Factor of 31, 25, 28, 730 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 25

List of positive integer factors of 25 that divides 25 without a remainder.

1,5,25

Factors of 28

List of positive integer factors of 28 that divides 28 without a remainder.

1,2,4,7,14,28

Factors of 730

List of positive integer factors of 730 that divides 730 without a remainder.

1,2,5,10,73,146,365,730

Greatest Common Factor

We found the factors 31,25,28,730 . The biggest common factor number is the GCF number.
So the greatest common factor 31,25,28,730 is 1.

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

• GCF of 31, 84, 55, 799
• GCF of 64, 39, 56, 624
• GCF of 25, 29, 56, 320
• GCF of 29, 71, 65, 773
• GCF of 21, 28, 63, 941

1. What is the GCF of 31, 25, 28, 730?

Answer: GCF of 31, 25, 28, 730 is 1.

2. How to Find the GCF of 31, 25, 28, 730

Answer: Greatest Common Factor(GCF) of 31, 25, 28, 730 = 1

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

Step 2: Then multiply all the prime factors GCF(31, 25, 28, 730) = 1.