Nummer

noun
  1. In some contexts, 'nummer' is used as a variant spelling of 'number', referring to a mathematical object used to count, measure, and label. noun
    Please write down your phone nummer.
    The nummer of participants has increased this year.
  2. In some dialects or informal contexts, 'nummer' can refer to a musical piece or song, similar to 'number' in English. noun
    The band played a popular nummer at the concert.
    She requested her favorite nummer on the radio.