Factors of 1216

2, 19. As a product: 2^6 × 19.

The factors of 1216 are 1, 2, 4, 8, 16, 19, 32, 38, 64, 76, 152, 304, 608, 1216. It has 14 factors.

Factors of 1216

Pick any whole number from 1 to 10,000.

1216 = 2^{6} \times 19

How to work it out

1
A factor of 1216 is a whole number that divides it with nothing left over. You only need to test the numbers up to √1216 ≈ 34.87; every one that divides gives a pair.
2
The factor pairs are listed in the table below. Together they give 14 factors.
3
Prime factorisation: keep dividing by the smallest prime that fits.
$1216 = 2^{6} \times 19$
4
Add all the factors: the sum is 2540. Without 1216 itself that is 1324, so 1216 is an abundant number.

LaTeX source of the formulas on this page

\[ 1216 = 2^{6} \times 19 \]

What are the factors of 1216?

The factors of 1216 are 1, 2, 4, 8, 16, 19, 32, 38, 64, 76, 152, 304, 608, 1216. It has 14 factors.

What are the prime factors of 1216?

2, 19. As a product: $2^{6}$ × 19.

How many factors does 1216 have?

1216 has 14 factors (7 factor pairs).

What is the sum of the factors of 1216?

2540.

Is 1216 a prime number?

No. It is divisible by 2, so 1216 = 2 × 608.