Greatest Common Factor of 690, 18, 642, 429

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

• Greatest Common Factor of 690, 18, 642, 429 by common division method
• Greatest Common Factor of 690, 18, 642, 429 with matching the biggest common factor

Maximum 4 Number can be enter but you can reset

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

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 18

List of positive integer factors of 18 that divides 18 without a remainder.

1,2,3,6,9,18

Factors of 642

List of positive integer factors of 642 that divides 642 without a remainder.

1,2,3,6,107,214,321,642

Factors of 429

List of positive integer factors of 429 that divides 429 without a remainder.

1,3,11,13,33,39,143,429

Greatest Common Factor

We found the factors 690,18,642,429 . The biggest common factor number is the GCF number.
So the greatest common factor 690,18,642,429 is 3.

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

• GCF of 928, 41, 928, 755
• GCF of 518, 86, 988, 238
• GCF of 946, 79, 816, 855
• GCF of 761, 55, 959, 543
• GCF of 402, 54, 899, 359

1. What is the GCF of 690, 18, 642, 429?

Answer: GCF of 690, 18, 642, 429 is 3.

2. How to Find the GCF of 690, 18, 642, 429

Answer: Greatest Common Factor(GCF) of 690, 18, 642, 429 = 3

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

Step 2: Then multiply all the prime factors GCF(690, 18, 642, 429) = 3.