Il numero 623, seicentoventitré in Italiano, in Francese si dice six cent vingt-trois.
Il numero ordinale 623° in francese si dice six cent vingt-troisième.
614: six cent quatorze
615: six cent quinze
616: six cent seize
617: six cent dix-sept
618: six cent dix-huit
619: six cent dix-neuf
620: six cent vingt
621: six cent vingt-et-un
622: six cent vingt-deux
624: six cent vingt-quatre
625: six cent vingt-cinq
626: six cent vingt-six
627: six cent vingt-sept
628: six cent vingt-huit
629: six cent vingt-neuf
630: six cent trente
631: six cent trente-et-un
632: six cent trente-deux