Recognised as Decimal number

-2.199

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

-2.199 is a decimal number equal to -2,199⁄1,000. It lies between -3 and -2, and as a percentage it is -219.9%.

Number properties

Absolute value2.199

SignNegative

Integer part-2

Fractional part0.199

Decimal places3

Floor-3

Ceiling-2

Rounded to nearest-2

Truncated-2

Fractions & ratios

As a fraction-2,199/1,000exact

Ratio-2,199 : 1,000

As a percentage-219.9%

Reciprocal-0.4547521601≈

Arithmetic

Double-4.398

Half-1.0995

Square4.835601

Cube-10.633487

Cube root-1.3003943577≈

Negation2.199

Representations

Decimal-2.199

Scientific notation-2.199 × 10^0

Exponential-2.199e+0

IEEE 754 binary64 (hex)0xC001978D4FDF3B64the exact 64-bit pattern stored

IEEE 754 binary32 (hex)0xC00CBC6A32-bit single precision, may lose accuracy

Stored as-2.199the nearest binary64 value to what you typed

Rounding & precision

Significant figures as written4counted from the digits as typed, not from the value

To 0 decimal places-2

To 1 decimal place-2.2

To 2 decimal places-2.20

To 3 decimal places-2.199

To 4 decimal places-2.1990

To 1 significant figure-2

To 2 significant figures-2.2

To 3 significant figures-2.20

To 4 significant figures-2.199

Keep nerding

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