Definition

Number. A numeral or figure used for identification (phone number, house number, etc.).

Conjugation / Declension

CaseSingularPlural
Nominativedie Nummerdie Nummern
Accusativedie Nummerdie Nummern
Dativeder Nummerden Nummern
Genitiveder Nummerder Nummern

Examples

  • Was ist deine Telefonnummer? — What is your phone number?
  • Ich habe die Nummer vergessen. — I forgot the number.
  • Das ist Hausnummer fünf. — That is house number five.

Notes

Feminine noun. Plural adds -n: Nummer → Nummern. Note: die Nummer typically refers to an identification number; die Zahl is used for mathematical numbers. Compound: Telefonnummer (phone number), Hausnummer (house number).