54 (fifty-four) is a positive integer following 53 and preceding 55. Its ordinal form is written "fifty-fourth" or 54th.


In googology

  • In Greek-based number-naming systems, 54 is associated with prefix "tetrapentaconta-", and with prefix "quattuorquinquaginti-" in Latin systems.
  • The Okojo numbers are heavily based on the number 54.

In Germany

In TV broadcasting

In the Americas, the Band I starts at 54 MHz.

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