Homonym: CXLV (Number)
CXLV is the Roman numeral representation for the number 145. In the Roman numeral system, "C" stands for 100, "XL" represents 40 (10 less than 50), and "V" signifies 5. When combined, these symbols add up to 145.
The number 145 has various applications in mathematics and science. For example, it is an odd number and can be factored into prime numbers as 5 × 29. Additionally, in the context of history, the year 145 AD was notable for events such as the reign of Emperor Antoninus Pius in the Roman Empire.