Wednesday, December 18, 2013

3388

3388 = 2 x 2 x 7 x 11 x 11.

3388 is 11122111 in base 3. It is 898 in base 20.

3388 and the sum of the digits of 3388 are both multiples of 11 (A216995).

3388 is a concentric heptagonal number (A195041).

3388 is the smallest number requiring 31 chisel strokes for its representation in Roman numerals, with "C" requiring 2 strokes (MMMCCCLXXXVIII) (A002964).

3388 is the sum of three consecutive hexagonal numbers (A129109).


Source: On-Line Encyclopedia of Integer Sequences

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