235 (number)

235 (two hundred [and] thirty-five) is the integer following 234 and preceding 236.

Additionally, 235 is:

• a semiprime
• a heptagonal number
• a centered triangular number
• therefore a figurate number in two ways
• palindromic in bases 4 (3223₄), 7 (454₇), 8 (353₈), 13 (151₁₃), and 46 (55₄₆)
• a Harshad number in bases 6, 47, 48, 95, 116, 189 and 231
• a Smarandache–Wellin number

Also:

• There are 235 different trees with 11 unlabeled nodes.
• If an equilateral triangle is subdivided into smaller equilateral triangles whose side length is 1/9 as small, the resulting "matchstick arrangement" will have exactly 235 different equilateral triangles of varying sizes in it.
• The Metonic cycle is 235 synodic months.

References