Greatest Common Factor of 402, 972, 643

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

• Greatest Common Factor of 402, 972, 643 by common division method
• Greatest Common Factor of 402, 972, 643 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 402

List of positive integer factors of 402 that divides 402 without a remainder.

1,2,3,6,67,134,201,402

Factors of 972

List of positive integer factors of 972 that divides 972 without a remainder.

1,2,3,4,6,9,12,18,27,36,54,81,108,162,243,324,486,972

Factors of 643

List of positive integer factors of 643 that divides 643 without a remainder.

1,643

Greatest Common Factor

We found the factors 402,972,643 . The biggest common factor number is the GCF number.
So the greatest common factor 402,972,643 is 1.

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

• GCF of 123, 945, 245
• GCF of 342, 100, 230
• GCF of 145, 676, 864
• GCF of 835, 789, 972
• GCF of 117, 352, 354

1. What is the GCF of 402, 972, 643?

Answer: GCF of 402, 972, 643 is 1.

2. How to Find the GCF of 402, 972, 643

Answer: Greatest Common Factor(GCF) of 402, 972, 643 = 1

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

Step 2: Then multiply all the prime factors GCF(402, 972, 643) = 1.