Recognised as Decimal number

498.5

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

498.5 is a decimal number equal to 997⁄2. It lies between 498 and 499, and as a percentage it is 49,850%.

Number properties

Absolute value498.5

SignPositive

Integer part498

Fractional part0.5

Decimal places1

Floor498

Ceiling499

Rounded to nearest499

Truncated498

Fractions & ratios

As a fraction997/2exact

Ratio997 : 2

As a percentage49,850%

Reciprocal0.0020060181≈

Arithmetic

Double997

Half249.25

Square248,502.25

Cube123,878,371.625

Square root22.3271135618≈

Cube root7.9290603043≈

Negation-498.5

Natural logarithm6.2116035894≈

Logarithm base 102.6976651626≈

Representations

Decimal498.5

Scientific notation4.985 × 10^2

Exponential4.985e+2

IEEE 754 binary64 (hex)0x407F280000000000the exact 64-bit pattern stored

IEEE 754 binary32 (hex)0x43F9400032-bit single precision, may lose accuracy

Stored as498.5the 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 places499

To 1 decimal place498.5

To 2 decimal places498.50

To 3 decimal places498.500

To 4 decimal places498.5000

To 1 significant figure5e+2

To 2 significant figures5e+2

To 3 significant figures499

To 4 significant figures498.5

Keep nerding

Every link below is a page Nerdulator can generate from what it already knows about this value.