GCF of 112 and 128 (Greatest Common Factor)

"Greatest Common Factor" Calculator
Greatest Common Factor of
and

What is the Greatest Common Divisor of 112 and 128?

Answer

GCF of 112 and 128 is
16

(Sixteen)

Finding GCF for 112 and 128 using all factors (divisors) listing

The first method to find GCF for numbers 112 and 128 is to list all factors for both numbers and pick the highest common one:

All factors of 112: 1, 2, 4, 7, 8, 14, 16, 28, 56, 112

All factors of 128: 1, 2, 4, 8, 16, 32, 64, 128

So the Greatest Common Factor for 112 and 128 is 16

Finding GCF for 112 and 128 by Prime Factorization

The second method to find GCF for numbers 112 and 128 is to list all Prime Factors for both numbers and multiply the common ones:

All Prime Factors of 112: 2, 2, 2, 2, 7

All Prime Factors of 128: 2, 2, 2, 2, 2, 2, 2

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

Now we need to multiply them to find GCF: 2 × 2 × 2 × 2 = 16

See Also

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 112 and 128? (The answer is: 16). Select the first number (e.g. '112') and the second number (e.g. '128'). 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.
"Greatest Common Factor" Calculator
Greatest Common Factor of
and

GCF Table

Number 1Number 2GCF
1121131
1121142
1121151
1121164
1121171
1121182
1121197
1121208
1121211
1121222
1121231
1121244
1121251
11212614
1121271
11212816
1121291
1121302
1121311
1121324
1121337
1121342
1121351
1121368
1121371
1121382
1121391
11214028
1121411
1121422

FAQ

What is the Greatest Common Divisor of 112 and 128?

GCF of 112 and 128 is 16

How to find the GCF of 112 and 128?

You can find the GCF of 112 and 128 by listing all factors of both numbers and picking the greatest common one, or by prime factorization. The GCF of 112 and 128 is 16.

What prime factors do 112 and 128 share?

The prime factorizations of 112 and 128 have 2 × 2 × 2 × 2 in common, and multiplying those shared primes gives 16 — exactly the greatest common factor.

How does the GCF reduce the fraction 112/128?

Divide the numerator and the denominator by the GCF 16: 112 ÷ 16 = 7 and 128 ÷ 16 = 8. So 112/128 in lowest terms is 7/8.