A shovel operates 300 days in a year, 2 shifts in a day, and 4 hours in a shift to achieve the target production of 30 Million tonne per annum.

• Bucket capacity of shovel: $15\ \text{m}^3$
• Shovel cycle time: $44\ \text{s}$
• Bucket fill factor: $0.85$
• Bulk density of the muck: $3.00\ \text{tonne/m}^3$

The minimum number of shovels required to achieve the production is ______.