CCCXLVII
CCCXLVII is the Roman numeral for the number 347. It is constructed from CCC (300) + XL (40) + VII (7), using the subtractive combination XL to represent 40.
In mathematics, 347 is a prime number, meaning it has no positive divisors other than 1 and
As a year, CCCXLVII can denote the year 347 in either the Common Era (347 CE) or
In broader usage, CCCXLVII may appear in contexts that employ Roman numerals for numbering or designation,