Greatest Common Factor of 65, 40, 90, 802

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

• Greatest Common Factor of 65, 40, 90, 802 by common division method
• Greatest Common Factor of 65, 40, 90, 802 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 65

List of positive integer factors of 65 that divides 65 without a remainder.

1,5,13,65

Factors of 40

List of positive integer factors of 40 that divides 40 without a remainder.

1,2,4,5,8,10,20,40

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

Factors of 802

List of positive integer factors of 802 that divides 802 without a remainder.

1,2,401,802

Greatest Common Factor

We found the factors 65,40,90,802 . The biggest common factor number is the GCF number.
So the greatest common factor 65,40,90,802 is 1.

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

• GCF of 70, 41, 42, 246
• GCF of 74, 33, 69, 710
• GCF of 16, 72, 65, 165
• GCF of 63, 87, 79, 912
• GCF of 67, 23, 69, 767

1. What is the GCF of 65, 40, 90, 802?

Answer: GCF of 65, 40, 90, 802 is 1.

2. How to Find the GCF of 65, 40, 90, 802

Answer: Greatest Common Factor(GCF) of 65, 40, 90, 802 = 1

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

Step 2: Then multiply all the prime factors GCF(65, 40, 90, 802) = 1.