Recognised as Decimal number

20.79

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

20.79 is a decimal number equal to 2,079⁄100. It lies between 20 and 21, and as a percentage it is 2,079%.

Number properties

Absolute value20.79

SignPositive

Integer part20

Fractional part0.79

Decimal places2

Floor20

Ceiling21

Rounded to nearest21

Truncated20

Fractions & ratios

As a fraction2,079/100exact

Ratio2,079 : 100

As a percentage2,079%

Reciprocal0.0481000481≈

Arithmetic

Double41.58

Half10.395

Square432.2241

Cube8,985.939039

Square root4.5596052461≈

Cube root2.7496969363≈

Negation-20.79

Natural logarithm3.0344721019≈

Logarithm base 101.3178544893≈

Representations

Decimal20.79

Scientific notation2.079 × 10^1

Exponential2.079e+1

IEEE 754 binary64 (hex)0x4034CA3D70A3D70Athe exact 64-bit pattern stored

IEEE 754 binary32 (hex)0x41A651EC32-bit single precision, may lose accuracy

Stored as20.79the nearest binary64 value to what you typed

Rounding & precision

Significant figures as written4counted from the digits as typed, not from the value

To 0 decimal places21

To 1 decimal place20.8

To 2 decimal places20.79

To 3 decimal places20.790

To 4 decimal places20.7900

To 1 significant figure2e+1

To 2 significant figures21

To 3 significant figures20.8

To 4 significant figures20.79

Keep nerding

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