Greatest Common Factor of 420, 528, 748, 805

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

• Greatest Common Factor of 420, 528, 748, 805 by common division method
• Greatest Common Factor of 420, 528, 748, 805 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 420

List of positive integer factors of 420 that divides 420 without a remainder.

1,2,3,4,5,6,7,10,12,14,15,20,21,28,30,35,42,60,70,84,105,140,210,420

Factors of 528

List of positive integer factors of 528 that divides 528 without a remainder.

1,2,3,4,6,8,11,12,16,22,24,33,44,48,66,88,132,176,264,528

Factors of 748

List of positive integer factors of 748 that divides 748 without a remainder.

1,2,4,11,17,22,34,44,68,187,374,748

Factors of 805

List of positive integer factors of 805 that divides 805 without a remainder.

1,5,7,23,35,115,161,805

Greatest Common Factor

We found the factors 420,528,748,805 . The biggest common factor number is the GCF number.
So the greatest common factor 420,528,748,805 is 1.

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

• GCF of 446, 880, 349, 381
• GCF of 110, 775, 896, 731
• GCF of 374, 166, 863, 565
• GCF of 498, 982, 154, 717
• GCF of 990, 889, 506, 529

1. What is the GCF of 420, 528, 748, 805?

Answer: GCF of 420, 528, 748, 805 is 1.

2. How to Find the GCF of 420, 528, 748, 805

Answer: Greatest Common Factor(GCF) of 420, 528, 748, 805 = 1

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

Step 2: Then multiply all the prime factors GCF(420, 528, 748, 805) = 1.