GCF for 395 and 1000

What is the Greatest common Divisor of 395 and 1000?

Answer: GCF of 395 and 1000 is 5

(Five)

Finding GCF for 395 and 1000 using all factors (divisors) listing

The first method to find GCF for numbers 395 and 1000 is to list all factors for both numbers and pick the highest common one:

All factors of 395: 1, 5, 79, 395

All factors of 1000: 1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 100, 125, 200, 250, 500, 1000

So the Greatest Common Factor for 395 and 1000 is 5

Finding GCF for 395 and 1000 by Prime Factorization

The second method to find GCF for numbers 395 and 1000 is to list all Prime Factors for both numbers and multiply the common ones:

All Prime Factors of 395: 5, 79

All Prime Factors of 1000: 2, 2, 2, 5, 5, 5

As we can see there is only one Prime Factor common to both numbers. It is 5

So 5 is the Greatest Common Factor of 395 and 1000

GCF Table

Number 1Number 2GCF
380100020
38110001
38210002
38310001
38410008
38510005
38610002
38710001
38810004
38910001
390100010
39110001
39210008
39310001
39410002
39510005
39610004
39710001
39810002
39910001
4001000200
40110001
40210002
40310001
40410004
40510005
40610002
40710001
40810008
40910001

About "Greatest Common Factor" Calculator

This calculator will help you find the greatest common factor (GCF) of two numbers. For example, it can help you find out what is the Greatest common Divisor of 395 and 1000? (The answer is: 5). Select the first number (e.g. '395') and the second number (e.g. '1000'). After that hit the 'Calculate' button.
Greatest Common Factor (GCF) also known as the Greatest Common Divisor (GCD) or Highest Common Factor (HCF) - it is the largest positive integer that divides each of the integers with zero remainder

FAQ

What is the Greatest common Divisor of 395 and 1000?

GCF of 395 and 1000 is 5