You're missing a zero. It was EIGHTY thousand, not 8000.

I thought so too, but wikipedia says 8k

	▲	circlefavshape 2 hours ago \| parent [-]
		Ah weird - the text of the page says Atahualpa had 80k troops, but then the infobox describes the Inca forces as 3-8k in size. I guess not all the 80k were involved in the battle