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2⁷⁰¹ + 701 is prime. [Honaker and De Geest]

This prime can be written as 5⁴ + 4³ + 3² + 2¹ + 1⁰. [Kulsha]

The number of named openings and variations listed in the 1987 edition of The Oxford Companion to Chess by Hooper and Whyld. [McCranie]

There are currently 701 types of pure breed dogs. [BBC]

The number of UFO cases that Project Blue Book left classified as "unknown." [McCranie]

The IBM 701 was the company's first production-line electronic digital computer. (It was announced to the public in 1952.)