63

63 (sixty-three) is a positive integer following 62 and preceding 64. Its ordinal form is written "sixty-third" or 63rd.
== Properties ==
63 is an OEIS, sequence A002808 (accessed 2020-11-13).
== In googology ==
*In Greek-based number-naming systems, 63 is associated with prefix "triahexaconta-", and with prefix "tresexaginti-" in Latin systems.
*The Fish numbers are heavily based on the number 63.
==Sources==
Category:Numbers
Category:Class 1
Category:Non-powers
Category:Numbers 0-99
Category:Numbers with 1 to 2 digits
Category:Odd numbers