Greatest Common Factor of 7, 20, 624

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

• Greatest Common Factor of 7, 20, 624 by common division method
• Greatest Common Factor of 7, 20, 624 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 7

List of positive integer factors of 7 that divides 7 without a remainder.

1,7

Factors of 20

List of positive integer factors of 20 that divides 20 without a remainder.

1,2,4,5,10,20

Factors of 624

List of positive integer factors of 624 that divides 624 without a remainder.

1,2,3,4,6,8,12,13,16,24,26,39,48,52,78,104,156,208,312,624

Greatest Common Factor

We found the factors 7,20,624 . The biggest common factor number is the GCF number.
So the greatest common factor 7,20,624 is 1.

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

• GCF of 2, 56, 248
• GCF of 1, 54, 524
• GCF of 6, 14, 480
• GCF of 1, 24, 872
• GCF of 1, 99, 343

1. What is the GCF of 7, 20, 624?

Answer: GCF of 7, 20, 624 is 1.

2. How to Find the GCF of 7, 20, 624

Answer: Greatest Common Factor(GCF) of 7, 20, 624 = 1

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

Step 2: Then multiply all the prime factors GCF(7, 20, 624) = 1.