Greatest Common Factor of 30, 780, 258

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

• Greatest Common Factor of 30, 780, 258 by common division method
• Greatest Common Factor of 30, 780, 258 with matching the biggest common factor

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∴ So the GCF of the given numbers is 2 x 3 = 6

Factors of 30

List of positive integer factors of 30 that divides 30 without a remainder.

1,2,3,5,6,10,15,30

Factors of 780

List of positive integer factors of 780 that divides 780 without a remainder.

1,2,3,4,5,6,10,12,13,15,20,26,30,39,52,60,65,78,130,156,195,260,390,780

Factors of 258

List of positive integer factors of 258 that divides 258 without a remainder.

1,2,3,6,43,86,129,258

Greatest Common Factor

We found the factors 30,780,258 . The biggest common factor number is the GCF number.
So the greatest common factor 30,780,258 is 6.

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

• GCF of 61, 200, 846
• GCF of 64, 519, 396
• GCF of 42, 644, 168
• GCF of 72, 985, 466
• GCF of 62, 315, 634

1. What is the GCF of 30, 780, 258?

Answer: GCF of 30, 780, 258 is 6.

2. How to Find the GCF of 30, 780, 258

Answer: Greatest Common Factor(GCF) of 30, 780, 258 = 6

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

Step 2: Then multiply all the prime factors GCF(30, 780, 258) = 6.