In American English date representation, the month comes before the day, followed by the year. In British English the day comes before the month, followed by the year.
American English (US)
10-31-2017 = October 31st, 2017
Convert and Write Out the Date, in Words:
October the thirty-first, twenty seventeen
or: October the thirty-first, two thousand seventeen
In American English the month is said first, followed by the day.
* The definite article 'the' can be left out:
October thirty-first, twenty seventeen
or: October thirty-first, two thousand seventeen
British English (UK)
31-10-2017 = 31st October, 2017
Convert and Spell Out the Date, in Words:
the thirty-first of October, twenty seventeen
or: the thirty-first of October, two thousand and seventeen
In British English the day is said first, followed by the month.