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79 (seventy-nine) is the natural number following 78 and preceding 80.

Cardinal 79
seventy-nine
Ordinal 79th
seventy-ninth
Factorizationprime number
Roman numeralLXXIX
Binary1001111
Hexadecimal4F

In mathematics


Seventy-nine is the 22nd prime number. The next is eighty-three. Seventy-nine is a permutable prime, with ninety-seven. 79 is a Kynea number.

79 is a strictly non-palindromic number.

79 is the smallest number that can't be represented as a sum of fewer than 19 fourth powers.

In science


In astronomy,

Messier object M79, a magnitude 8.5 globular cluster in the constellation Lepus

The New General Catalogue object NGC 79, a galaxy in the constellation Andromeda

The Saros number of the solar eclipse series which began on -434 May 21 and ended on 828 June 16. The duration of Saros series 79 was 1262.1 years, and it contained 71 solar eclipses.

The Saros number of the lunar eclipse series which began on -150 February 16 and ended on 1166 April 12. The duration of Saros series 79 was 1316.2 years, and it contained 74 lunar eclipses.

In other fields


Seventy-nine is also:

Integers

Setenta y nueve | Sepdek naŭ | 79 (nombre) | 79 | 79 | Settantanove | 79 (skaičius) | 79 (getal) | 79 | Talet 79 | Setenta e nove | 79 (число) | 79 (število) | 79 (tal) | 79

 

This article is licensed under the GNU Free Documentation License. It uses material from the "79 (number)".

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