Il numero 1421, millequattrocentoventuno in Italiano, in Inglese si dice one thousand four hundred twenty-one.
Il numero ordinale 1421° in inglese si dice one thousand four hundred twenty-first.
1412: one thousand four hundred twelve
1413: one thousand four hundred thirteen
1414: one thousand four hundred fourteen
1415: one thousand four hundred fifteen
1416: one thousand four hundred sixteen
1417: one thousand four hundred seventeen
1418: one thousand four hundred eighteen
1419: one thousand four hundred nineteen
1420: one thousand four hundred twenty
1422: one thousand four hundred twenty-two
1423: one thousand four hundred twenty-three
1424: one thousand four hundred twenty-four
1425: one thousand four hundred twenty-five
1426: one thousand four hundred twenty-six
1427: one thousand four hundred twenty-seven
1428: one thousand four hundred twenty-eight
1429: one thousand four hundred twenty-nine
1430: one thousand four hundred thirty