Greatest Common Factor of 31, 45, 49, 81, 924

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

• Greatest Common Factor of 31, 45, 49, 81, 924 by common division method
• Greatest Common Factor of 31, 45, 49, 81, 924 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 45

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

1,3,5,9,15,45

Factors of 49

List of positive integer factors of 49 that divides 49 without a remainder.

1,7,49

Factors of 81

List of positive integer factors of 81 that divides 81 without a remainder.

1,3,9,27,81

Factors of 924

List of positive integer factors of 924 that divides 924 without a remainder.

1,2,3,4,6,7,11,12,14,21,22,28,33,42,44,66,77,84,132,154,231,308,462,924

Greatest Common Factor

We found the factors 31,45,49,81,924 . The biggest common factor number is the GCF number.
So the greatest common factor 31,45,49,81,924 is 1.

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

• GCF of 35, 33, 60, 45, 807
• GCF of 48, 98, 44, 52, 122
• GCF of 44, 78, 77, 95, 509
• GCF of 80, 75, 22, 39, 944
• GCF of 11, 54, 38, 89, 415

1. What is the GCF of 31, 45, 49, 81, 924?

Answer: GCF of 31, 45, 49, 81, 924 is 1.

2. How to Find the GCF of 31, 45, 49, 81, 924

Answer: Greatest Common Factor(GCF) of 31, 45, 49, 81, 924 = 1

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

Step 2: Then multiply all the prime factors GCF(31, 45, 49, 81, 924) = 1.