Recognised as Decimal number

0.245

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

0.245 is a decimal number equal to 49⁄200. It lies between 0 and 1, and as a percentage it is 24.5%.

Number properties

Absolute value0.245

SignPositive

Integer part0

Fractional part0.245

Decimal places3

Floor0

Ceiling1

Rounded to nearest0

Truncated0

Fractions & ratios

As a fraction49/200exact

Ratio49 : 200

As a percentage24.5%

Reciprocal4.0816326531≈

Arithmetic

Double0.49

Half0.1225

Square0.060025

Cube0.014706

Square root0.4949747468≈

Cube root0.6257324746≈

Negation-0.245

Natural logarithm-1.4064970684≈

Logarithm base 10-0.6108339156≈

Representations

Decimal0.245

Scientific notation2.45 × 10^-1

Exponential2.45e-1

IEEE 754 binary64 (hex)0x3FCF5C28F5C28F5Cthe exact 64-bit pattern stored

IEEE 754 binary32 (hex)0x3E7AE14832-bit single precision, may lose accuracy

Stored as0.245the nearest binary64 value to what you typed

Rounding & precision

Significant figures as written3counted from the digits as typed, not from the value

To 0 decimal places0

To 1 decimal place0.2

To 2 decimal places0.24

To 3 decimal places0.245

To 4 decimal places0.2450

To 1 significant figure0.2

To 2 significant figures0.24

To 3 significant figures0.245

To 4 significant figures0.2450

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