The Great Pyramid of Giza has a length and width of 230.4 meters, and it has a height of 138.8 meters. A full-scale model of the pyramid will be built, and materials for the model will be delivered in trucks that measure 13 meters by 8 meters by 40 meters.

How many truckloads will be needed to deliver all of the materials for the model?

At least ___________ truckloads will be needed to deliver all of the materials.