Xi viii mcmlxxxi
The number 11 can be represented by the Roman numeral XI
XI
10/11/89 in Roman numerals is X - xi - lxxxix
To write 19-11-1987 in Roman numerals, you would write it as XIX-XI-MCMLXXXVII.
The date 14-11-2004 can be represented by the Roman numerals XIV.XI.MMIV
It is: VIII-XI-XI
15th November, 1999 is XV. XI. MCMXCIX in Roman numerals.
22811 = (XXII)DCCCXI in Roman numerals which means 1,000*22+800+11 = 22,811
The Roman numerals for 3 and 11 are III and XI, respectively, but there is no specific Roman numeral for the year 84. In Roman numerals, 84 would typically be expressed as a combination of LXXX (80) and IV (4), which is LXXXIV. So, you would write 3 11 84 as III XI LXXXIV in Roman numerals.
Vi - ivx - xiImproved Answer:-In today's notation of Roman numerals it is: VI-XIV-XI
June-XI-MMVIII
XI-XVIII-MMX