Decimal number

13.5

Positive
Decimal
1 d.p.
Exact fraction

13.5 is a decimal number equal to 27⁄2. It lies between 13 and 14, and as a percentage it is 1,350%.

Number properties

Absolute value13.5

SignPositive

Integer part13

Fractional part0.5

Decimal places1

Floor13

Ceiling14

Rounded to nearest14

Truncated13

Fractions & ratios

As a fraction27/2exact

Ratio27 : 2

As a percentage1,350%

Reciprocal0.0740740741≈

Arithmetic

Double27

Half6.75

Square182.25

Cube2,460.375

Square root3.6742346142≈

Cube root2.381101578≈

Negation-13.5

Natural logarithm2.6026896854≈

Logarithm base 101.1303337685≈

Representations

Decimal13.5

Scientific notation1.35 × 10^1

Exponential1.35e+1

IEEE 754 binary64 (hex)0x402B000000000000the exact 64-bit pattern stored

IEEE 754 binary32 (hex)0x4158000032-bit single precision, may lose accuracy

Stored as13.5the nearest binary64 value to what you typed

Rounding

To 0 decimal places14

To 1 decimal place13.5

To 2 decimal places13.50

To 3 decimal places13.500

To 4 decimal places13.5000

To 1 significant figure10

To 2 significant figures14

To 3 significant figures13.5

Keep nerding

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