)[2] and the first with 5 as the lowest non-unitary factor, thus being the first of the form (5.q) where q is a higher prime.
35 is the second composite number with the aliquot sum 13; the first being the cube 27.
[6] 35 is a highly cototient number, since there are more solutions to the equation
[7] There are 35 free hexominoes, the polyominoes made from six squares.
[8] 35 is the highest number one can count to on one's fingers using senary.