### Miscellaneous & Conversions For 13

 Text Thirteen Roman Numeral: 13 XIII RGB Colour (# 00d or #00000d)

 Decimal / Number 13 Binary 1101 Ternary 111 Hexadecimal (Hex) 0xd Quaternary 31 Quinary 23 Senary (Heximal) 21 Octal 15 Duodecimal (Dozenal) 11

### Mathematics

 Prime Number True Factorial: 13! 6227020800 Triangular Number Of 13 91 Square Root: √13 3.60555127546 Cube Root (Root 3): 3√13 2.35133468772 Tesseract Root (Root 4): 4√13 1.89882892212 Quintal / nth Root. (Root 5) 5√13 1.67027765233 ¾ Root 6.84632504202 Fibonnaci # 13 233 Recipricol 1/ 13 0.0769230769231 Quarter 1/4 3.25 or 3.25/13 Half 1/2 6.50 or 6.50/13 Third 1/3 4.33 or 4.33/13
13 PowersValue
132169
1332,197
13428,561
135371,293
 13

### Trigonometry For Thirteen (13)

The most hated math is usually trigonometry amongst students. Sine, Cosine, Tangent. Only actual values, are shown. If the value is zero, I will not list it here.

TrigonometryValue
Sine0.420167036827
Hyperbolic Sine221206.696003
Inverse Hyperbolic Sine3.25957255626
Cosine0.90744678145
Inverse Hyperbolic Cosine3.2566139548
Tangent0.463021132936
Arc Tangent1.49402443553

2% Fibonacci
38% Numbers
20% Binary