Greatest Common Factor of 771, 690, 75

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

• Greatest Common Factor of 771, 690, 75 by common division method
• Greatest Common Factor of 771, 690, 75 with matching the biggest common factor

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∴ So the GCF of the given numbers is 3 = 3

Factors of 771

List of positive integer factors of 771 that divides 771 without a remainder.

1,3,257,771

Factors of 690

List of positive integer factors of 690 that divides 690 without a remainder.

1,2,3,5,6,10,15,23,30,46,69,115,138,230,345,690

Factors of 75

List of positive integer factors of 75 that divides 75 without a remainder.

1,3,5,15,25,75

Greatest Common Factor

We found the factors 771,690,75 . The biggest common factor number is the GCF number.
So the greatest common factor 771,690,75 is 3.

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

• GCF of 557, 549, 47
• GCF of 300, 936, 72
• GCF of 840, 787, 44
• GCF of 491, 206, 53
• GCF of 495, 594, 63

1. What is the GCF of 771, 690, 75?

Answer: GCF of 771, 690, 75 is 3.

2. How to Find the GCF of 771, 690, 75

Answer: Greatest Common Factor(GCF) of 771, 690, 75 = 3

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

Step 2: Then multiply all the prime factors GCF(771, 690, 75) = 3.