Arabic numerals corresponding to Roman numerals

One digit:

I, 1 .2, paragraph 2. 3, 3.4, paragraph 4. Chapter 5. Chapter 6, section 6. Seven, seven, eight, eight, nine.

Ten digits:

X, 10 .XI, 1 1 .12,12.13,13.14,14.15,15.16. Twenty-one, 2 1 .22, 22.29, 29.xxx, 30.34, 34.35, 35.39, 39.

L, 50 .XL, 40. Li, 5 1. Lu, 55 years old. Lxx, 60. Sixty-five years old. Lxx, 80.

Hundred digits:

c， 100 .？ XC, 90. 93, page 93. XCV, 95 .XCVIII, 98 .XCIX, 99 .CC, 200 .CCC, 300.

500 pounds. CD, 400 .DC, 600 .DCC, 700 .DCCC, 800.cm, 900 .CMXCIX, 999.

Thousands of digits:

M, 1000 .MC, 1 100 .MCD,1400.m.d.,1500.mdclxvi,/. 1888.mdccxcix, 1899 .MCM, 1900 .MCMLXXVI,1976.michael XXXIV, 1984 .MCMXC,1.

Translation of several examples:

CLXXX DCL， 183650 .

Cx 34 CMXLV DLXXXIV, 134945584