Greatest Common Factor of 639, 730, 72

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

• Greatest Common Factor of 639, 730, 72 by common division method
• Greatest Common Factor of 639, 730, 72 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 639

List of positive integer factors of 639 that divides 639 without a remainder.

1,3,9,71,213,639

Factors of 730

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

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

Factors of 72

List of positive integer factors of 72 that divides 72 without a remainder.

1,2,3,4,6,8,9,12,18,24,36,72

Greatest Common Factor

We found the factors 639,730,72 . The biggest common factor number is the GCF number.
So the greatest common factor 639,730,72 is 1.

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

• GCF of 679, 941, 11
• GCF of 662, 618, 73
• GCF of 301, 737, 70
• GCF of 678, 371, 40
• GCF of 451, 663, 99

1. What is the GCF of 639, 730, 72?

Answer: GCF of 639, 730, 72 is 1.

2. How to Find the GCF of 639, 730, 72

Answer: Greatest Common Factor(GCF) of 639, 730, 72 = 1

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

Step 2: Then multiply all the prime factors GCF(639, 730, 72) = 1.