Nne (pia: aruba kutoka Kiarabu) ni namba ambayo inafuata tatu na kutangulia tano. Kwa kawaida inaandikwa 4 lakini IV kwa namba za Kiroma na ٤ kwa zile za Kiarabu. Vigawo vyake vya namba tasa ni: 2 x 2. Wells, D. The Penguin Dictionary of Curious and Interesting Numbers London: Penguin Group (1987): 70–71 Wikimedia Commons ina media kuhusu: Nne Marijn.Org on Why is everything four? A few thoughts on the number four Archived 3 Machi 2018 at the Wayback Machine., by Penelope Merritt at samuel-beckett.net The Number 4 The Positive Integer 4 Prime curiosities: 4