Read and Write Roman Numeral XV

Roman numeral symbols are written and read from left to right, from highest to lowest values. If XV is text, it is the number 15.

Miscellaneous & Conversions For 15

 Written English Fifteen Roman Numeral 15 XV RGB Colour (# 00f or #00000f)

 Decimal / Number 15 Binary 1111 Ternary 120 Hexadecimal (Hex) 0xf Quaternary 33 Quinary 30 Senary (Heximal) 23 Octal 17 Duodecimal (Dozenal) 13

Mathematics

 Prime Factors: 3 x 5 = 15 Factorial: 15! 1307674368000 Triangular Number Of 15 120 Square Root: √15 3.87298334621 Cube Root (Root 3): 3√15 2.46621207433 Tesseract Root (Root 4): 4√15 1.96798967127 Quintal / nth Root. (Root 5) 5√15 1.71877192759 ¾ Root 7.62199122232 Fibonnaci # 15 610 Recipricol 1/ 15 0.0666666666667 Quarter 1/4 3.75 or 3.75/15 Half 1/2 7.50 or 7.50/15 Third 1/3 5 or 5/15

Roman Numeral Chart. Read & Write 15

Reading and writing roman numerals isn't common knowledge. However, this roman numeral chart should help you read and write numbers in roman numerals from 1 to 1,000,000. Using an overline symbol is times 1,000. ( Example: X means to add 3 zeros to your number. So X which is 5, but written as X with the overline is 5,000.

• When a symbol appears after a larger symbol it is added: Example: VI = V + I = 5 + 1 = 6
• When a symbol appears before a larger symbol it is subtracted: Example: IX = X - I = 10 - 1 = 9
• Do not use the same symbol more than 3 times. But, IIII is sometimes used for 4
 1 I 10 x 500 D 1,001 MI 2 II 20 XX 501 DI 1,002 MII 3 III 30 XXX 530 DXXX 1,030 MXXX 4 IV 40 XL 550 DL 1,550 MDL 5 V 50 L 600 DC 1,555 MDLV 6 VI 60 LX 650 DCL 5,000 V 7 VII 70 LXX 700 DCC 10,000 X 8 VIII 80 LXXX 800 DCCC 50,000 L 9 IX 90 XC 890 DCCCXC 100,000 C 10 X 95 XCV 900 CM 500,000 D 11 XI 99 XCIX 950 CML 1,000,000 M 12 XII... 100 C 1000 M
 39 XXXIX 37 XXXVII

2% Fibonacci
38% Numbers
20% Binary