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Revision as of 20:22, 15 March 2004
Forty-nine is the natural number following 48 and preceeding 50.
Its divisors are 1, 7, and 49; its factorisation is
It is a Somer pseudoprime based on 8.
Forty-nine is also:
- The atomic number of indium.
- The span between Jubilee years as ordained in the Holy Bible.
- The number of strings on a harp and the number of keys on a celesta.
- The code for international direct dial phone calls to Germany.
- As in 49er, the moniker of those who participated in the 1849 gold rush.
For the year A.D. 49, see 49.