Roman Numerals I 1 II 2 III 3 IIII or IV 4 V 5 VI 6 VII 7 VIII 8 IX 9 X 10 XI 11 XII 12 XIII 13 XIV 14 XV 15 XVI 16 XVII 17 XVIII 18 XIX 19 XX 20 XXV 25 XXX 30 XXXV 35 XL 40 XLV 45 L 50 LX 60 LXX 70 LXXX 80 XC 90 C 100 CL 150 CC 200 CCL 250 CCC 300 CCCL 350 CCCC or CD 400 CDL 450 D 500 DC 600 DCC 700 DCCC 800 DCCCC or CM 900 M 1000 MD 1500 MM 2000 MMD 2500 MMM 3000