Roman Numerals / 22

22 in Roman Numerals

XXII

22 = XX (10), II (1). That's XXII, purely additive. 22 splits into 2 tens (XX), 2 (II), together forming XXII. One below 22 is XXI (21); one above is XXIII (23). XXII runs 4 symbols with 2 value-chunks, reaching 22. 22: 2 Arabic digits, 4 Roman symbols, for 22. In binary, 22 is 10110, 5 bits long for 22.