Greatest Common Factor of 720, 211, 856, 90

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

• Greatest Common Factor of 720, 211, 856, 90 by common division method
• Greatest Common Factor of 720, 211, 856, 90 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 720

List of positive integer factors of 720 that divides 720 without a remainder.

1,2,3,4,5,6,8,9,10,12,15,16,18,20,24,30,36,40,45,48,60,72,80,90,120,144,180,240,360,720

Factors of 211

List of positive integer factors of 211 that divides 211 without a remainder.

1,211

Factors of 856

List of positive integer factors of 856 that divides 856 without a remainder.

1,2,4,8,107,214,428,856

Factors of 90

List of positive integer factors of 90 that divides 90 without a remainder.

1,2,3,5,6,9,10,15,18,30,45,90

Greatest Common Factor

We found the factors 720,211,856,90 . The biggest common factor number is the GCF number.
So the greatest common factor 720,211,856,90 is 1.

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

• GCF of 579, 893, 145, 53
• GCF of 201, 715, 600, 14
• GCF of 249, 300, 984, 20
• GCF of 276, 355, 217, 83
• GCF of 861, 639, 524, 70

1. What is the GCF of 720, 211, 856, 90?

Answer: GCF of 720, 211, 856, 90 is 1.

2. How to Find the GCF of 720, 211, 856, 90

Answer: Greatest Common Factor(GCF) of 720, 211, 856, 90 = 1

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

Step 2: Then multiply all the prime factors GCF(720, 211, 856, 90) = 1.