integers.info

Twenty-eight

28 in other numeral systems

Prime factorization of 28

22 × 7

Divisors of 28

1, 2, 4, 7, 14 and 28

Is 28 in the Fibonacci number sequence?

No.

Its nearest Fibonacci number neighbors are 21 and 34.

The 28th chemical element

Nickel (Ni) is the 28th chemical element.