555

Here are a few quick facts about the number 555:

• Prime factorization: 3 × 5 × 37
• Divisible by: 3 and 5 (sum of digits is 15; last digit is 5)
• Roman numeral: DLV
• Binary: 1000101011
• Hex: 0x22B
• Octal: 1053

If you’re studying for exams, I can convert it to another base, show how to factor it step by step, or set up a quick practice problem. What would you like?