69 (sixty-nine) is a positive integer following 68 and preceding 70. Its ordinal form is written "sixty-ninth" or 69th.

Properties Edit

69 is an odd composite number.

69! < googol < 70!. Many scientific calculators will overflow at exactly googol, so on these calculators 69! is the maximal factorial number that can be stored.

In googology Edit

In Greek-based number-naming systems, 69 is associated with prefix "enneahexaconta-", and with prefix "novemsexaginti-" in Latin systems.

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