All digits must be distinct.
]]>(I know this is like a year late, lol)
]]>Here is one that I recently solved.
What is the smallest number divisible by the first three prime numbers and the first three composite numbers? Explain.
There’s no answer unless we restrict ourselves to non-negative numbers, in which case the answer is 0. Or were you looking for positive integers?
]]>Here is one that I recently solved.
What is the smallest number divisible by the first three prime numbers and the first three composite numbers? Explain.
]]>I know that. The only number whose letters are in alphabetical order is FORTY. I do have my Number Gossip: http://www.numbergossip.com/40
]]>Here’s a fun puzzle: what’s the largest number that in its (American) English spelling has distinct letters?
(This is a variation, of sorts, on the standard puzzle: what’s the *only* number whose letters are in alphabetical order?)
]]>“The biggest repeating numeral integer having an english pronunciation with completely distinct first letters”
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