Thursday, October 24, 2013

4569

4569 = 3 x 1523.

4569 is a disdyakis dodecahedral number (A100163).

4569 is the number of base 5 6-digit numbers with adjacent numbers differing by two or less (A126392).

4569 is the number of walks on a simple cubic lattice (A052178).

4569 is the smallest number such that the product of its digits is 45 times the sum of its digits (A126789).


Source: On-Line Encyclopedia of Integer Sequences

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