167
xkcd #3009: Number Shortage
(xkcd.com)
Explainxkcd:
Obviously in real life being able to write or say digits is not a limited resource.^[citation ^needed]
That is a very common joke on that wiki.
https://www.explainxkcd.com/wiki/index.php/Category:Pages_using_the_%22citation_needed%22_template
Yes, I know. But I liked this instance
Good thing they have plenty of 1s.
I always heard 1 was the loneliest number?
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