,
. The halves of these signs were used for 5000 and 50,000: thus, ↁ and ↇ; variations of these last two signs are found, corresponding to the variations of the signs of which they are the halves.
[2409.] From the last century of the republic on, thousands are sometimes indicated by a line drawn above a numeral, and hundreds of thousands by three lines enclosing a numeral: as, V̅ = 5000;
= 1,000,000.
[2410.] To distinguish numerals from ordinary letters, a line is often drawn above them: as, V͞I = 6. This practice is common in the Augustan period; earlier, a line is sometimes drawn across the numeral, as,
= 2;