And just to clarify, what the article referred to as "basic math" wouldn't be that easy for a human either. One of their main examples is checking whether 1999

And just to clarify, what the article referred to as "basic math" wouldn't be that easy for a human either. One of their main examples is checking whether 19997 is prime; I really don't think that the probability of me doing that correctly without a calculator is that close to 1.