The 73 (number) reference article from the English Wikipedia on 24-Apr-2004 (provided by Fixed Reference: snapshots of Wikipedia from wikipedia.org)

73 (number)

73 is the natural number following 72 and preceding 74.

List of numbers — Integers << 70 71 72 73 74 75 76 77 78 79 >>
Cardinal	seventy-three
Ordinal	73rd (seventy-third)
Factorization
Roman numeral	LXXIII
Binary	1001001
Hexadecimal	49

In mathematics

Seventy-three is the 21st prime number. The previous is seventy-one, with which it comprises a twin prime. It is also a permutable prime with thirty-seven.

In other fields

Seventy-three is also:

• The atomic number of tantalum.
• The total number of books in the Holy Bible in the Catholic version if the Book of Lamentations is counted as a book separate from the Book of Jeremiah.
• The designation of USA Interstate 73, a freeway in North Carolina.
• The registry of the U.S. Navy's nuclear aircraft carrier USS George Washington (CVN-73), named after U.S. President George Washington.
• In baseball, the homerun record set by Barry Bonds in 2001.
• The year AD 73, 73 BC, or 1973.

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