This is irrespective of other characteristics, i.e. surface area, volume, weight and movement, although discrimination among large numbers may be based on surface area.
ðɪs ɪz ɪɹᵻspˈɛktɪv ʌv ˈʌðɚ kˌæɹɪktɚɹˈɪstɪks, ˈaɪ.ˈiː. sˈɜːfɪs ˈɛɹiə, vˈɑːljuːm, wˈeɪt ænd mˈuːvmənt, ɔːlðˈoʊ dɪskɹˌɪmᵻnˈeɪʃən ɐmˌʌŋ lˈɑːɹdʒ nˈʌmbɚz mˈeɪ biː bˈeɪst ˌɔn sˈɜːfɪs ˈɛɹiə.