Greatest Common Factor of 640, 650, 290, 715, 245

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

• Greatest Common Factor of 640, 650, 290, 715, 245 by common division method
• Greatest Common Factor of 640, 650, 290, 715, 245 with matching the biggest common factor

Maximum 4 Number can be enter but you can reset

∴ So the GCF of the given numbers is 5 = 5

Factors of 640

List of positive integer factors of 640 that divides 640 without a remainder.

1,2,4,5,8,10,16,20,32,40,64,80,128,160,320,640

Factors of 650

List of positive integer factors of 650 that divides 650 without a remainder.

1,2,5,10,13,25,26,50,65,130,325,650

Factors of 290

List of positive integer factors of 290 that divides 290 without a remainder.

1,2,5,10,29,58,145,290

Factors of 715

List of positive integer factors of 715 that divides 715 without a remainder.

1,5,11,13,55,65,143,715

Factors of 245

List of positive integer factors of 245 that divides 245 without a remainder.

1,5,7,35,49,245

Greatest Common Factor

We found the factors 640,650,290,715,245 . The biggest common factor number is the GCF number.
So the greatest common factor 640,650,290,715,245 is 5.

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

• GCF of 418, 745, 993, 341, 457
• GCF of 215, 538, 339, 100, 502
• GCF of 778, 373, 570, 690, 307
• GCF of 353, 137, 888, 352, 328
• GCF of 677, 659, 885, 647, 823

1. What is the GCF of 640, 650, 290, 715, 245?

Answer: GCF of 640, 650, 290, 715, 245 is 5.

2. How to Find the GCF of 640, 650, 290, 715, 245

Answer: Greatest Common Factor(GCF) of 640, 650, 290, 715, 245 = 5

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

Step 2: Then multiply all the prime factors GCF(640, 650, 290, 715, 245) = 5.