Days in 45 centuries

Calculating the days in 45 centuries is a straightforward process:

1. Identify the time period:
   45 centuries
2. Convert centuries to days:
   45 centuries × 100 years/century × 365.25 days/year = 1643625 days

   Note: A century is 100 years, and we use 365.25 days per year to account for leap years.