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Number Puzzle #07- Division By 15 -

Puzzle Image
Can you find the smallest positive number that
is divisible by 15 that consists ONLY of ones
and zeroes (e.g. 10, 11, 100, etc.)? Note that you
don't need a calculator to solve the problem.
Rating: 3 on 5 (7 votes)
Do you have a suggestion for this puzzle (e.g. something that should be mentioned/clarified in the question or solution, bug, typo, etc.)?
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