Greatest Common Factor of 45, 68, 16, 731

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

• Greatest Common Factor of 45, 68, 16, 731 by common division method
• Greatest Common Factor of 45, 68, 16, 731 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 68

List of positive integer factors of 68 that divides 68 without a remainder.

1,2,4,17,34,68

Factors of 16

List of positive integer factors of 16 that divides 16 without a remainder.

1,2,4,8,16

Factors of 731

List of positive integer factors of 731 that divides 731 without a remainder.

1,17,43,731

Greatest Common Factor

We found the factors 45,68,16,731 . The biggest common factor number is the GCF number.
So the greatest common factor 45,68,16,731 is 1.

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

• GCF of 51, 84, 31, 584
• GCF of 12, 86, 82, 572
• GCF of 68, 58, 78, 666
• GCF of 30, 25, 10, 468
• GCF of 88, 61, 79, 429

1. What is the GCF of 45, 68, 16, 731?

Answer: GCF of 45, 68, 16, 731 is 1.

2. How to Find the GCF of 45, 68, 16, 731

Answer: Greatest Common Factor(GCF) of 45, 68, 16, 731 = 1

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

Step 2: Then multiply all the prime factors GCF(45, 68, 16, 731) = 1.