Les chiffres romains

DCCCLXXVI =
1. 426
2. 876
3. 1356
4. 5326
1975 =
1. MDCCCCXXXXXXXIIIII
2. MCMXXXCV
3. MCMLXXV
4. MMCXCVLXXX
MMIX =
1. 2009
2. 1991
3. 2011
4. 1909
555 =
1. CCCCCXXXXXIIIII
2. DMLCVX
3. VCLV
4. DLV
MMMDCCLXXXVIII =
1. 3788
2. 3573
3. 3878
4. 3983
399 =
1. CCCXCIX
2. ICD
3. IIICCCLXXXXVIIII
4. CCCIC
XXVII =
1. 38
2. 27
3. 22
4. 32
CDXLIV =
1. 664
2. 466
3. 546
4. 444
619 =
1. LCIXX
2. VICXVIIII
3. DCXIX
4. VICXIX
2549 =
1. MMDXLIX
2. MMVCIVXXIX
3. MMVCXLVIIII
4. MMCCCCCXXXXIIIIIIIII