448 in Roman Numerals

448

C (subtracted)DX (subtracted)LVIII

four hundred forty-eight

How CDXLVIII is formed

PlaceValueSymbols
Hundreds400C (subtracted)D
Tens40X (subtracted)L
Units8VIII
Total448CDXLVIII

CDXLVIII is written one place at a time, from the largest to the smallest: CD (400) + XL (40) + VIII (8) = 448.

CD and XL are subtractive pairs: in each one the smaller symbol comes first and is taken away.

Common mistakes

Wrong: CCCCXLVIII

Why isn't 448 written as CCCCXLVIII?

A symbol can't be repeated four times in a row. 400 is CD (500 − 100), not CCCC, so 448 is CDXLVIII.

Wrong: CDXXXXVIII

Why isn't 448 written as CDXXXXVIII?

A symbol can't be repeated four times in a row. 40 is XL (50 − 10), not XXXX, so 448 is CDXLVIII.

Wrong: CCCCXXXXVIII

Why isn't 448 written as CCCCXXXXVIII?

No symbol can be repeated four times in a row, so CCCC and XXXX are not used: 400 = CD, 40 = XL. Together they make CDXLVIII.

Numbers near 448

Properties of 448

Prime factors
2⁶ × 7
Divisors
14 divisors1, 2, 4, 7 … 448
Even or odd
Even
Prime number
No
Letters in CDXLVIII
8

448,000 in Roman numerals

With a bar over it (vinculum), C̅D̅X̅L̅V̅I̅I̅I̅ means 448 × 1,000 = 448,000. How Roman numerals work

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