198

This number is a composite.

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198 can be formed by concatenating 19 and 8. Note that 19 is the 8th prime number. Curiously, 198 is the (19*8)nd composite number! [Fazely]

Submitted: 2004-01-14 19:59:54;   Last Modified: 2008-01-30 11:28:00.
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