Sentence:  <span style="font-variant:small-caps">Coles.</span> How many shares have you bought, Mr. Garfinkle? / <span style="font-variant:small-caps">Garfinkle.</span> One hundred and ninety-six thousand.... / <span style="font-variant:small-caps">Jorgenson.</span> ... How'd you figure out to buy such an odd amount? Why not two hundred thousand — nice <WSD>even</WSD> number. Thought you liked nice <WSD>even</WSD> numbers. 
Meaning of the word marked with <WSD> tags:  Convenient for rounding other numbers to; for example, ending in a zero.