Ever see any information about if they were poured? They're mostly limestone, not granite. Plenty of granite there, just not nearly the majority of the material.
To be fair, your math is also very generous. That's if every block fits correctly. I screw up Ikea build sometimes. Ancient people are about the same as me at best and have wildly inferior tools. You wouldn't expect 100% efficiency.
Ever see any information about if they were poured? They're mostly limestone, not granite. Plenty of granite there, just not nearly the majority of the material.
To be fair, your math is also very generous. That's if every block fits correctly. I screw up Ikea build sometimes. Ancient people are about the same as me at best and have wildly inferior tools. You wouldn't expect 100% efficiency.
I'm being generous to highlight the silliness of it all.
It assumes they started on day 1, worked 24 hours etc.
Not even mentioning the rest of the thing had to be there first, and the base is flat to within ±0.6"
And the corners align to the compass within 0.003 degrees and modern humans couldn't even measure that until we had satellites.
but yea, some people who never left the desert made that and then forgot how