2,004 in Roman numerals, how to write?

2,004 = MMIV
Explanations below.

Roman numerals used to make the conversion:

I = 1; V = 5; M = 1,000;
Reading rules

1. Break the number (decompose it) into place value subgroups:

2,004 = 2,000 + 4;

2. Convert each subgroup:

2,000 = 1,000 + 1,000 = M + M = MM;
4 = 5 - 1 = V - I = IV;

3. Wrap up the Roman numeral:

2,004 = 2,000 + 4 = MM + IV = MMIV;

writing numbers: comma ',' used as thousands separator;

2,004 = MMIV

In Roman numerals online converter

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