Determine the half-life of the given element.
Element: Plutonium-239
The half-life of plutonium-239 (Pu-239) is approximately 24,110 years.
Complete the following task based on the instruction and optional input provided.### Instruction:
Determine the half-life of the given element.

### Input:
Element: Plutonium-239

### Output:
The half-life of plutonium-239 (Pu-239) is approximately 24,110 years.