Greatest Common Factor of 860, 689, 30

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

• Greatest Common Factor of 860, 689, 30 by common division method
• Greatest Common Factor of 860, 689, 30 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 860

List of positive integer factors of 860 that divides 860 without a remainder.

1,2,4,5,10,20,43,86,172,215,430,860

Factors of 689

List of positive integer factors of 689 that divides 689 without a remainder.

1,13,53,689

Factors of 30

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

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

Greatest Common Factor

We found the factors 860,689,30 . The biggest common factor number is the GCF number.
So the greatest common factor 860,689,30 is 1.

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

• GCF of 103, 956, 44
• GCF of 821, 304, 92
• GCF of 177, 295, 72
• GCF of 880, 691, 63
• GCF of 975, 923, 33

1. What is the GCF of 860, 689, 30?

Answer: GCF of 860, 689, 30 is 1.

2. How to Find the GCF of 860, 689, 30

Answer: Greatest Common Factor(GCF) of 860, 689, 30 = 1

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

Step 2: Then multiply all the prime factors GCF(860, 689, 30) = 1.