Greatest Common Factor of 153, 865, 61

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

• Greatest Common Factor of 153, 865, 61 by common division method
• Greatest Common Factor of 153, 865, 61 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 153

List of positive integer factors of 153 that divides 153 without a remainder.

1,3,9,17,51,153

Factors of 865

List of positive integer factors of 865 that divides 865 without a remainder.

1,5,173,865

Factors of 61

List of positive integer factors of 61 that divides 61 without a remainder.

1,61

Greatest Common Factor

We found the factors 153,865,61 . The biggest common factor number is the GCF number.
So the greatest common factor 153,865,61 is 1.

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

• GCF of 961, 669, 91
• GCF of 307, 998, 63
• GCF of 732, 872, 40
• GCF of 720, 100, 83
• GCF of 158, 508, 31

1. What is the GCF of 153, 865, 61?

Answer: GCF of 153, 865, 61 is 1.

2. How to Find the GCF of 153, 865, 61

Answer: Greatest Common Factor(GCF) of 153, 865, 61 = 1

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

Step 2: Then multiply all the prime factors GCF(153, 865, 61) = 1.