Count with roman numerals!

• I: 1
• V: 5
• X: 10
• L: 50
• C: 100
• D: 500
• M: 1,000
• V̅: 5,000
• X̅: 10,000
• L̅: 50,000
• C̅: 100,000
• D̅: 500,000
• M̅: 1,000,000

After reaching M̅M̅M̅C̅M̅X̅C̅MX̅CMXCIX, more symbols need to be added.