Recognised as Decimal number

-0.000309

Negative
Decimal
6 d.p.
Exact fraction
3 s.f.

-0.000309 is a decimal number equal to -309⁄1,000,000. It lies between -1 and 0, and as a percentage it is -0.0309%.

Number properties

Absolute value0.000309

SignNegative

Integer part0

Fractional part0.000309

Decimal places6

Floor-1

Ceiling0

Rounded to nearest0

Truncated0

Fractions & ratios

As a fraction-309/1,000,000exact

Ratio-309 : 1,000,000

As a percentage-0.0309%

Reciprocal-3,236.2459546926≈

Arithmetic

Double-0.000618

Half-0.000154

Square9.5481 × 10^-8

Cube-2.9503629 × 10^-11

Cube root-0.067606143≈

Negation0.000309

Representations

Decimal-0.000309

Scientific notation-3.09 × 10^-4

Exponential-3.09e-4

IEEE 754 binary64 (hex)0xBF344028E4FB97BBthe exact 64-bit pattern stored

IEEE 754 binary32 (hex)0xB9A2014732-bit single precision, may lose accuracy

Stored as-0.000309the 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 places-0

To 1 decimal place-0.0

To 2 decimal places-0.00

To 3 decimal places-0.000

To 4 decimal places-0.0003

To 1 significant figure-0.0003

To 2 significant figures-0.00031

To 3 significant figures-0.000309

To 4 significant figures-0.0003090

Keep nerding

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