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enlightened n.  and  practical n.

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(max 15 digits)

First numbers that belong to both sets:

256, 2048, 2176, 2304, 2500, 2560, 2744, 23328, 25000, 25600, 219488, 236196, 250000, 256000, 262144, 2097152, 2317312, 2359296, 2370816, 2500000, 2560000.