135 (number)

135

one hundred thirty-five

135th
(one hundred and thirty-fifth)

3³× 5

1, 3, 5, 9, 15, 27, 45, 135

CXXXV

10000111₂

12000₃

2013₄

1020₅

343₆

207₈

B3₁₂

87₁₆

6F₂₀

3R₃₆

135 (one hundred [and] thirty-five) is the natural number following 134 and preceding 136.

This number in base 10 can be expressed in operations using its own digits in at least two different ways. One is as a sum-product number,

$135=(1+3+5)(1\times 3\times 5)$ $135=(1+3+5)(1\times 3\times 5)$

(1 and 144 share this property) and the other is as the sum of consecutive powers of its digits:

$135=1^{1}+3^{2}+5^{3}$ $135=1^{1}+3^{2}+5^{3}$

(175, 518, and 598 also have this property).

135 is a Harshad number, and a repdigit in bases 18 and 26.