A mountain in pocket change
A mountain in pocket change
About 5.1 million U.S. quarters stacked flat equal Everest's summit elevation.
Each quarter is specified as 1.75 mm thick.
Calculated comparison
How certain is this?
Each quarter is specified as 1.75 mm thick; stacked flat.
Sources
- Quarter coin specifications — United States Mint
- Everest summit elevation 8,848.86 m — Survey of Nepal / China
Keep going
- What if Everest went underwater?Put Everest into Challenger Deep and its summit would still be about 2.1 km underwater.
- How close is second place?Everest is only about 238 vertical meters higher than K2.
- Stack it upAbout 1,045.
- Stack it upAbout 110,000 quarters stacked flat would reach the top of the Gateway Arch.
- Ball mathA regulation table-tennis ball is 40 mm in diameter and weighs 2.7 grams.
- Measurement trap42.67 mm isn’t “the diameter of a golf ball.”