Factors of 1112

2, 139. As a product: 2^3 × 139.

The factors of 1112 are 1, 2, 4, 8, 139, 278, 556, 1112. It has 8 factors.

Factors of 1112

Pick any whole number from 1 to 10,000.

1112 = 2^{3} \times 139

How to work it out

1
A factor of 1112 is a whole number that divides it with nothing left over. You only need to test the numbers up to √1112 ≈ 33.35; every one that divides gives a pair.
2
The factor pairs are listed in the table below. Together they give 8 factors.
3
Prime factorisation: keep dividing by the smallest prime that fits.
$1112 = 2^{3} \times 139$
4
Add all the factors: 1 + 2 + 4 + 8 + 139 + 278 + 556 + 1112 = 2100. Without 1112 itself that is 988, so 1112 is a deficient number.

LaTeX source of the formulas on this page

\[ 1112 = 2^{3} \times 139 \]

What are the factors of 1112?

The factors of 1112 are 1, 2, 4, 8, 139, 278, 556, 1112. It has 8 factors.

What are the prime factors of 1112?

2, 139. As a product: $2^{3}$ × 139.

How many factors does 1112 have?

1112 has 8 factors (4 factor pairs).

What is the sum of the factors of 1112?

2100.

Is 1112 a prime number?

No. It is divisible by 2, so 1112 = 2 × 556.