142857: The magic number everyone should know

I was always a bit quirky as a child. One time, during the school lunch period, fellow students were discussing favourite numbers. One student said, “7 is my favourite, because it is lucky!” Another said, “6 is my favourite because my birthday is on June 6 (6/6).

” Others picked 3, 11, 18, 57, 73 — or even simply 1.