Centurial is a 9 letter English word.
You can make 745 anagrams from letters in centurial (aceilnrtu).
1600-10; Latin centuriālis, equivalent to centuri(a) century + -ālis -al1
From the centurial figures of the year subtract 17, divide by 25, and keep the quotient.
Take 16 from the centurial figures of the given year, if it can be done, and take the remainder.