Chess is also a great game to compare against, since these numbers have been computed for chess many years ago.<p><a href="https:&#x2F;&#x2F;en.wikipedia.org&#x2F;wiki&#x2F;Shannon_number" rel="nofollow">https:&#x2F;&#x2F;en.wikipedia.org&#x2F;wiki&#x2F;Shannon_number</a><p>10^43 is the approximate number of chess positions. In contrast, 19x19 Go has approximately 10^170 positions.