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75 (seventy-five) is a positive integer following 74 and preceding 76. Its ordinal form is written "seventy-fifth" or 75th.

Properties

In googology

In Greek-based number-naming systems, 75 is associated with prefix "pentaheptaconta-", and with prefix "quinseptuaginti-" in Latin systems.

As a banknote denomination

The third Burmese kyat had banknotes with this number in the denomination.

75.png

In chess

There is a 75-move rule preventing endless chess games.

In royalty

Its Roman numeral (LXXV) is the highest post-nominal number representing a member of a royal house (namely, Count Heinrich LXXV Reuss).

Sources

  1. MathWorld, Self Number
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