Seventy-nine

Seventy-nine (79, LXXIX) is the natural number following seventy-eight and preceding eighty. It is the 22nd prime number. The next is eighty-three.

Seventy-nine is also:

• The atomic number of gold.
• The designation of Interstate 79, a freeway that runs from West Virginia to Pennsylvania.

This article is about the number. For the year AD 79, see 79.