106 (number)


106 is the natural number following 105 and preceding 107.

In mathematics

106 is the thirty-first distinct biprime and the fifteenth of the form. The aliquot sum of 106 is 56 within the aliquot sequence 106 being the eleventh composite number in the 41-aliquot tree.
106 is a centered pentagonal number, a centered heptagonal number, and a regular 19-gonal number. There are 106 distinct mathematical trees with ten vertices.

In other fields

106 is also: