Recognised as Decimal number

-1.6445

Negative
Decimal
4 d.p.
Exact fraction
5 s.f.

-1.6445 is a decimal number equal to -3,289⁄2,000. It lies between -2 and -1, and as a percentage it is -164.45%.

Number properties

Absolute value1.6445

SignNegative

Integer part-1

Fractional part0.6445

Decimal places4

Floor-2

Ceiling-1

Rounded to nearest-2

Truncated-1

Fractions & ratios

As a fraction-3,289/2,000exact

Ratio-3,289 : 2,000

As a percentage-164.45%

Reciprocal-0.6080875646≈

Arithmetic

Double-3.289

Half-0.82225

Square2.70438

Cube-4.447353

Cube root-1.180351327≈

Negation1.6445

Representations

Decimal-1.6445

Scientific notation-1.6445 × 10^0

Exponential-1.6445e+0

IEEE 754 binary64 (hex)0xBFFA4FDF3B645A1Dthe exact 64-bit pattern stored

IEEE 754 binary32 (hex)0xBFD27EFA32-bit single precision, may lose accuracy

Stored as-1.6445the 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 places-2

To 1 decimal place-1.6

To 2 decimal places-1.64

To 3 decimal places-1.645

To 4 decimal places-1.6445

To 1 significant figure-2

To 2 significant figures-1.6

To 3 significant figures-1.64

To 4 significant figures-1.645

Keep nerding

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