xkcd

For millennials, like me: 1337 means "LEET" which is short for "Elite".

I feel like (6, 7) should definitely be a tuple

What about Schfifty-Five?

I was reading Wikipedia about the origins of 23 and came across this neat tidbit:

On the RMS Titanic there was a watertight door on E Deck numbered 23 which was informally called the "skidoo door" according to the testimony of the Chief Baker Charles John Joughin.

0118 999 881 999 119 725 3

Missing "about three-fitty"

Teens in different countries have different funny numbers too funny enough. There is a thing influencing multiple civilizations to do this.

31 is funny in Turkey.

Where's 3.50?

Schfifty-five.

twennyone

42 is undeniably the funniest number

If you're gonna include 23 skidoo... You should include being at sixes and sevens:

https://en.wikipedia.org/wiki/At_sixes_and_sevens

67... Is very very old British slang for wrecked/confused, at odds, or hysterical.

"I was all 6's and 7's"

67 sneaking onto the ‘funny numbers’ list is hilarious—teens are basically a standards committee now.

Needs to add my favorite number: 8647