85 factoral to the nearest tenth

To calculate 85 factorial (85!), you would need to multiply 85 by all the positive integers less than 85 down to 1. This is a large number, and it would be challenging to calculate manually. However, you can use a scientific calculator, spreadsheet software, or a programming language to compute such a large factorial easily.

Using Python programming language, you can use the `math` module to calculate factorials. Here's an example:

```python
import math

# Calculate 85 factorial
result = math.factorial(85)

# Convert the result to the nearest tenth
result_rounded = round(result, 1)

print(result_rounded)
```

When you run this code, it will calculate 85 factorial and round the result to the nearest tenth.