940 in Roman Numerals

940

C (subtracted)MX (subtracted)L

nine hundred forty

How CMXL is formed

PlaceValueSymbols
Hundreds900C (subtracted)M
Tens40X (subtracted)L
Total940CMXL

CMXL is written one place at a time, from the largest to the smallest: CM (900) + XL (40) = 940.

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

Common mistakes

Wrong: DCCCCXL

Why isn't 940 written as DCCCCXL?

A symbol can't be repeated four times in a row. 900 is CM (1000 − 100), not DCCCC, so 940 is CMXL.

Wrong: CMXXXX

Why isn't 940 written as CMXXXX?

A symbol can't be repeated four times in a row. 40 is XL (50 − 10), not XXXX, so 940 is CMXL.

Wrong: DCCCCXXXX

Why isn't 940 written as DCCCCXXXX?

No symbol can be repeated four times in a row, so DCCCC and XXXX are not used: 900 = CM, 40 = XL. Together they make CMXL.

Numbers near 940

Properties of 940

Prime factors
2² × 5 × 47
Divisors
1, 2, 4, 5, 10, 20, 47, 94, 188, 235, 470, 940
Even or odd
Even
Prime number
No
Letters in CMXL
4

940,000 in Roman numerals

With a bar over it (vinculum), C̅M̅X̅L̅ means 940 × 1,000 = 940,000. How Roman numerals work

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