Recognised as Decimal number

-666.666666665

Negative
Decimal
9 d.p.
12 s.f.

-666.666667 is a decimal number equal to approximately -2,000⁄3. It lies between -667 and -666, and as a percentage it is -66,666.666666%.

Number properties

Absolute value666.666667

SignNegative

Integer part-666

Fractional part0.666666665

Decimal places9

Floor-667

Ceiling-666

Rounded to nearest-667

Truncated-666

Fractions & ratios

As a fraction-2,000/3≈≈ -666.666666666667

Ratio-2,000 : 3

As a percentage-66,666.666666%

Reciprocal-0.0015≈

Arithmetic

Double-1,333.333333

Half-333.333333

Square444,444.444442

Cube-296,296,296.294074

Cube root-8.7358046474≈

Negation666.666667

Representations

Decimal-666.666666665

Scientific notation-6.66666667 × 10^2

Exponential-6.66666666665e+2

IEEE 754 binary64 (hex)0xC084D55555551C11the exact 64-bit pattern stored

IEEE 754 binary32 (hex)0xC426AAAB32-bit single precision, may lose accuracy

Stored as-666.666666665the nearest binary64 value to what you typed

Rounding & precision

Significant figures as written12counted from the digits as typed, not from the value

To 0 decimal places-667

To 1 decimal place-666.7

To 2 decimal places-666.67

To 3 decimal places-666.667

To 4 decimal places-666.6667

To 1 significant figure-7e+2

To 2 significant figures-6.7e+2

To 3 significant figures-667

To 4 significant figures-666.7

Keep nerding

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