GCF for 140 and 160

What is the Greatest common Divisor of 140 and 160?

Answer: GCF of 140 and 160 is 20

(Twenty)

Finding GCF for 140 and 160 using all factors (divisors) listing

The first method to find GCF for numbers 140 and 160 is to list all factors for both numbers and pick the highest common one:

All factors of 140: 1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140

All factors of 160: 1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160

So the Greatest Common Factor for 140 and 160 is 20

Finding GCF for 140 and 160 by Prime Factorization

The second method to find GCF for numbers 140 and 160 is to list all Prime Factors for both numbers and multiply the common ones:

All Prime Factors of 140: 2, 2, 5, 7

All Prime Factors of 160: 2, 2, 2, 2, 2, 5

As we can see there are Prime Factors common to both numbers: 2, 2, 5

Now we need to multiply them to find GCF: 2 × 2 × 5 = 20

GCF Table

Number 1Number 2GCF
1251605
1261602
1271601
12816032
1291601
13016010
1311601
1321604
1331601
1341602
1351605
1361608
1371601
1381602
1391601
140160
1411601
1421602
1431601
14416016
1451605
1461602
1471601
1481604
1491601
15016010
1511601
1521608
1531601
1541602

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 140 and 160? (The answer is: 20). Select the first number (e.g. '140') and the second number (e.g. '160'). 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 140 and 160?

GCF of 140 and 160 is 20