Recognised as Decimal number

-0.648779

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

-0.648779 is a decimal number equal to -648,779⁄1,000,000. It lies between -1 and 0, and as a percentage it is -64.8779%.

Number properties

Absolute value0.648779

SignNegative

Integer part0

Fractional part0.648779

Decimal places6

Floor-1

Ceiling0

Rounded to nearest-1

Truncated0

Fractions & ratios

As a fraction-648,779/1,000,000exact

Ratio-648,779 : 1,000,000

As a percentage-64.8779%

Reciprocal-1.5413569181≈

Arithmetic

Double-1.297558

Half-0.324389

Square0.420914

Cube-0.27308

Cube root-0.8656963664≈

Negation0.648779

Representations

Decimal-0.648779

Scientific notation-6.48779 × 10^-1

Exponential-6.48779e-1

IEEE 754 binary64 (hex)0xBFE4C2CC2D6A9C56the exact 64-bit pattern stored

IEEE 754 binary32 (hex)0xBF26166132-bit single precision, may lose accuracy

Stored as-0.648779the nearest binary64 value to what you typed

Rounding & precision

Significant figures as written6counted from the digits as typed, not from the value

To 0 decimal places-1

To 1 decimal place-0.6

To 2 decimal places-0.65

To 3 decimal places-0.649

To 4 decimal places-0.6488

To 1 significant figure-0.6

To 2 significant figures-0.65

To 3 significant figures-0.649

To 4 significant figures-0.6488

Keep nerding

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