75 (numerus)

75 (septuaginta quinque) est numerus naturalis post 74 et ante 76. Numerus ordinalis congruens septuage(n)simus quintus, numerus distributivus septuageni quini est. Adverbium numerale est septuagies quinquies.

In mathematica
75 est:
quartus numerus Bellianus ordinatusN. J. A. Sloane, ed., "Sequence A000670," The On-Line Encyclopedia of Integer Sequences (OEIS Foundation)
summa primorum quinque numerorum pentagonalium, et ergo unus ex numeris pyramidalibus pentagonalibus.N. J. A. Sloane, ed., "Sequence A002411," The On-Line Encyclopedia of Integer Sequences (OEIS Foundation)
numerus nonagonalis.N. J. A. Sloane, ed., "Sequence A001106," The On-Line Encyclopedia of Integer Sequences (OEIS Foundation)
numerus Keithianus, quia in sequentia sicut Fibonacciana ex digitis in systemate numerico decimali coeptus reddt: 7, 5, 12, 17, 29, 46, 75. . . .N. J. A. Sloane, ed., "Sequence A007629," The On-Line Encyclopedia of Integer Sequences (OEIS Foundation)
numerus sui quia nullus integer suis digitis addits est 75.N. J. A. Sloane, ed., "Sequence A007629," The On-Line Encyclopedia of Integer Sequences (OEIS Foundation)

Copiis infinitis exclusis, sunt 75 polyhydra uniformia (vel 76, si marginibus congruere licet).

In aliis provinciis
Septuaginta septem est:
Numerus psalmi septuagensimi quinti in Libro Psalmorum
Numerus atomicus rhenii, elementi metallici transitionis
Superior aetatis terminus qui senatoribus Canadiensibus licet“Who are our senators and what do they do?”, Parliament of Canada, situs accessus 2 Februarii 2014.
Nomen usitatum Canon de 75 modèle 1897, sclopeti Francici tempore primi belli mundani
Numerus urbis Lutetiae inter departimenta Francica
Numerus globulorum in solito Bingo ludo in Civitatibus Foederatis

Notae

7 5
7 5