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Near Pandigital Divisibility (Posted on 2011-06-03) Difficulty: 3 of 5
N is a tridecimal (base 13) positive integer using the digits 1 to 5 at least once, but at most twice. All the digits of N are nonzero and none of the digits from 6 to C occur in N.

Determine the probability that N is divisible by the tridecimal number 22.

No Solution Yet Submitted by K Sengupta    
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  Subject Author Date
Some ThoughtsThoughtsBrian Smith2017-07-02 13:19:51
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