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

Read also:

• George E. Smith, Nobel laureate who envisioned digital imagery, dies at 95 - The Washington Post
• Gastroenterologist says ‘more fibre means better weight control’; shares best supplement for irritable bowel syndrome | Health - Hindustan Times - Hindustan Times
• ABC News anchor David Muir reveals how he feels about his 'Daddy' status - Entertainment Weekly
• Astronomers discover new evidence of intermediate-mass black holes - Phys.org
• How is sex with a woman for gay men?
• S.W.A.T. Vet Jay Harrington Breaks Silence on EXILES Surprise: ‘I Did Not Have Spinoff on My Bingo Card’ (Exclusive) - TVLine
• After 12 Years of Failed Attempts, the Man Who Lost His Hard Drive Containing $742M in Bitcoin Finally Ends His Search - The Daily Galaxy
• Former Red Sox All-Star Designated For Assignment One Day After Season Debut - NESN
• 'Cosmic miracle!' James Webb Space Telescope discovers the earliest galaxy ever seen - Yahoo
• Do you think some men have sex with prostitutes because they're too afraid to talk to women? Money does the talking for them.
• What do you think about me (Aditya Krishna)?