Read and Write Roman Numeral LXXX

Roman numeral symbols are written and read from left to right, from highest to lowest values. If LXXX is text, it is the number 80.

Miscellaneous & Conversions For 80

Written EnglishEighty
Roman Numeral 80LXXX
RGB Colour (# 050 or #000050)
 
 

Decimal / Number80
Binary1010000
Ternary2,222
Hexadecimal (Hex)0x50
Quaternary1,100
Quinary310
Senary (Heximal)212
Octal120
Duodecimal (Dozenal)68

Mathematics

Prime Factors: 2 x 2 x 2 x 2 x 5 = 80
Factorial: 80!7.15694570463E+118
Harshad Number: 80 True
Triangular Number Of 80 3240
Square Root: √80 8.94427191
Cube Root (Root 3): 3√80 4.30886938006
Tesseract Root (Root 4): 4√80 2.99069756244
Quintal / nth Root. (Root 5) 5√80 2.40224886796
¾ Root26.7496121991
Fibonnaci # 80 23416728348467685
Recipricol 1/ 80 0.0125
Quarter 1/420 or 20/80
Half 1/240 or 40/80
Third 1/326.67 or 26.67/80

Roman Numeral Chart. Read & Write 80

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    
Most requested roman numerals
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