Recognised as Decimal number

-130.5

Negative
Decimal
1 d.p.
Exact fraction
4 s.f.

-130.5 is a decimal number equal to -261⁄2. It lies between -131 and -130, and as a percentage it is -13,050%.

Number properties

Absolute value130.5

SignNegative

Integer part-130

Fractional part0.5

Decimal places1

Floor-131

Ceiling-130

Rounded to nearest-130

Truncated-130

Fractions & ratios

As a fraction-261/2exact

Ratio-261 : 2

As a percentage-13,050%

Reciprocal-0.0076628352≈

Arithmetic

Double-261

Half-65.25

Square17,030.25

Cube-2,222,447.625

Cube root-5.072283322≈

Negation130.5

Representations

Decimal-130.5

Scientific notation-1.305 × 10^2

Exponential-1.305e+2

IEEE 754 binary64 (hex)0xC060500000000000the exact 64-bit pattern stored

IEEE 754 binary32 (hex)0xC302800032-bit single precision, may lose accuracy

Stored as-130.5the 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 places-131

To 1 decimal place-130.5

To 2 decimal places-130.50

To 3 decimal places-130.500

To 4 decimal places-130.5000

To 1 significant figure-1e+2

To 2 significant figures-1.3e+2

To 3 significant figures-131

To 4 significant figures-130.5

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