Recognised as Decimal number

42.499

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

42.499 is a decimal number equal to 42,499⁄1,000. It lies between 42 and 43, and as a percentage it is 4,249.9%.

Number properties

Absolute value42.499

SignPositive

Integer part42

Fractional part0.499

Decimal places3

Floor42

Ceiling43

Rounded to nearest42

Truncated42

Fractions & ratios

As a fraction42,499/1,000exact

Ratio42,499 : 1,000

As a percentage4,249.9%

Reciprocal0.0235299654≈

Arithmetic

Double84.998

Half21.2495

Square1,806.165001

Cube76,760.206377

Square root6.5191257083≈

Cube root3.4897386525≈

Negation-42.499

Natural logarithm3.7494805462≈

Logarithm base 101.6283787112≈

Representations

Decimal42.499

Scientific notation4.2499 × 10^1

Exponential4.2499e+1

IEEE 754 binary64 (hex)0x40453FDF3B645A1Dthe exact 64-bit pattern stored

IEEE 754 binary32 (hex)0x4229FEFA32-bit single precision, may lose accuracy

Stored as42.499the 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 places42

To 1 decimal place42.5

To 2 decimal places42.50

To 3 decimal places42.499

To 4 decimal places42.4990

To 1 significant figure4e+1

To 2 significant figures42

To 3 significant figures42.5

To 4 significant figures42.50

Keep nerding

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