Recognised as Decimal number

1.9998

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

1.9998 is a decimal number equal to 9,999⁄5,000. It lies between 1 and 2, and as a percentage it is 199.98%.

Number properties

Absolute value1.9998

SignPositive

Integer part1

Fractional part0.9998

Decimal places4

Floor1

Ceiling2

Rounded to nearest2

Truncated1

Fractions & ratios

As a fraction9,999/5,000exact

Ratio9,999 : 5,000

As a percentage199.98%

Reciprocal0.500050005≈

Arithmetic

Double3.9996

Half0.9999

Square3.9992

Cube7.9976

Square root1.4141428499≈

Cube root1.2598790511≈

Negation-1.9998

Natural logarithm0.6930471756≈

Logarithm base 100.300986564≈

Representations

Decimal1.9998

Scientific notation1.9998 × 10^0

Exponential1.9998e+0

IEEE 754 binary64 (hex)0x3FFFFF2E48E8A71Ethe exact 64-bit pattern stored

IEEE 754 binary32 (hex)0x3FFFF97232-bit single precision, may lose accuracy

Stored as1.9998the 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 places2

To 1 decimal place2.0

To 2 decimal places2.00

To 3 decimal places2.000

To 4 decimal places1.9998

To 1 significant figure2

To 2 significant figures2.0

To 3 significant figures2.00

To 4 significant figures2.000

Keep nerding

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