78 (number)
Soixante-dixhuit redirects here. This article is relating to number 78. For the year, to see 78.
78 ( seventy-eight or septante-huit ) is the Entier naturalness which follows 77 and which precedes 79.
In mathematics
Soixante-dixhuit is:- a triangular Number.
- Karl A. Dahlke showed in 1989 that 78 heptomino S of this form (), at least, are necessary to fill a rectangle.
- a Number sphenic, of share its decomposition in product of three distinct prime numbers.
In other fields
Soixante-dixhuit is also:- the Atomic number of the Platinum, a Metal of transition.
- the n° of the French Department, the Yvelines.
- the number of revolutions per minute of old the discs vinyls (see 45 and 33).
- the number of charts in a play of Tarot.
- historical Years: -78, 78 or 1978.
Zh-yue: 78
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