The Roman numeral for 105 is CV.

Here’s the breakdown:

• “C” represents 100.
• “V” represents 5.

When you add these values together (100 + 5), you get 105. So, “CV” is the Roman numeral representation of 105.

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Here are a few fun facts about the number 105:

1. Factors of 105: 105 is a composite number, which means it has multiple factors. Its factors include 1, 3, 5, 7, 15, 21, 35, and 105.
2. Mathematical Properties: 105 is the product of the first three prime numbers: 3, 5, and 7. This makes it a semiprime or a composite number with two prime factors.
3. Divisibility: Because of its factors, 105 is relatively easy to work with in mental arithmetic and can be evenly divided by several numbers.
4. Historical Events: While 105 itself may not have a specific historical event associated with it, many significant events have occurred in various years that end in “105” throughout history. For example, in the year 1105, the University of Bologna, one of the world’s oldest universities, was founded in Italy.
5. Numerology: In some numerological systems, numbers are believed to have symbolic meanings or significance. The number 105 might be analyzed in such systems to uncover potential meanings or connections to personal characteristics.
6. Numerical Notation: In Roman numerals, as you mentioned earlier, 105 is represented as “CV.” Roman numerals were widely used in the past for various purposes, including numbering years, chapters in books, and even clock faces.