Seventy-five

Seventy-five (75, LXXV) is a natural number following seventy-four and preceding seventy-six. It is a composite number with the divisors being 3, 5, 15, and 25. Its factorization is:

Seventy-five is also:

• The atomic number of rhenium.
• The designation of Interstate 75, a freeway that runs from Florida to Michigan.
• The denomination of U.S. savings bonds with Adams's portrait.

This article is about the number. For the year AD 72, see 72.