naravno število From Wikipedia, the free encyclopedia
45 (pétinštírideset) je naravno število, za katero velja 45 = 44 + 1 = 46 - 1.
| |||
Glavni števnik | petinštirideset | ||
Vrstilni števnik | petinštirideseti | ||
Razcep | |||
Rimska številka | XLV | ||
Dvojiško | 101101 | ||
Šestnajstiško | 2D | ||
Matematične lastnosti | |||
---|---|---|---|
φ(45) = 24 | |||
τ(45) = 6 {1, 3, 5, 9, 15, 45} | |||
σ(45) = 73 | |||
π(45) = 14 | |||
μ(45) = 0 | |||
M(45) = -3 |
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