Recognised as Decimal number

115.21

Positive
Decimal
2 d.p.
Exact fraction
5 s.f.

115.21 is a decimal number equal to 11,521⁄100. It lies between 115 and 116, and as a percentage it is 11,521%.

Number properties

Absolute value115.21

SignPositive

Integer part115

Fractional part0.21

Decimal places2

Floor115

Ceiling116

Rounded to nearest115

Truncated115

Fractions & ratios

As a fraction11,521/100exact

Ratio11,521 : 100

As a percentage11,521%

Reciprocal0.0086798021≈

Arithmetic

Double230.42

Half57.605

Square13,273.3441

Cube1,529,221.973761

Square root10.7335921294≈

Cube root4.8659023841≈

Negation-115.21

Natural logarithm4.74675655≈

Logarithm base 102.0614901766≈

Representations

Decimal115.21

Scientific notation1.1521 × 10^2

Exponential1.1521e+2

IEEE 754 binary64 (hex)0x405CCD70A3D70A3Dthe exact 64-bit pattern stored

IEEE 754 binary32 (hex)0x42E66B8532-bit single precision, may lose accuracy

Stored as115.21the nearest binary64 value to what you typed

Rounding & precision

Significant figures as written5counted from the digits as typed, not from the value

To 0 decimal places115

To 1 decimal place115.2

To 2 decimal places115.21

To 3 decimal places115.210

To 4 decimal places115.2100

To 1 significant figure1e+2

To 2 significant figures1.2e+2

To 3 significant figures115

To 4 significant figures115.2

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