What is the sum of X+XX+XXX+XXXX?

Read also:

• Asia stocks buoyed by tech gains; trade, economic uncertainty persists - Investing.com
• Bruins acquire former first-round pick in trade with Blackhawks - Boston.com
• Fast Radio Bursts Reveal Where The Universe's Missing Matter Is Hiding - ScienceAlert
• Fighters react to Kamaru Usman's rebound win vs. Joaquin Buckley at UFC on ESPN 69 - MMA Junkie
• You won’t believe how much each Nvidia employee is worth as the company rides the AI gold rush - The Economic Times
• Doctors issue worrying warning about irreversible ‘side effect’ of Ozempic, Mounjaro and Wegovy - LADbible
• Hillary thinks we must censor or "we lose total control". Why does she demand total control?
• Tyrese Haliburton's Calf Injury Worries NBA Fans as Pacers Lose G5, Face Elimination - Bleacher Report
• What it is like to have sex with a relative woman?
• Your left and right brain hear language differently − a neuroscientist explains how - The Conversation
• Why do women consider 80% of men as unattractive?