Recognised as Decimal number

15.75

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

15.75 is a decimal number equal to 63⁄4. It lies between 15 and 16, and as a percentage it is 1,575%.

Number properties

Absolute value15.75

SignPositive

Integer part15

Fractional part0.75

Decimal places2

Floor15

Ceiling16

Rounded to nearest16

Truncated15

Fractions & ratios

As a fraction63/4exact

Ratio63 : 4

As a percentage1,575%

Reciprocal0.0634920635≈

Arithmetic

Double31.5

Half7.875

Square248.0625

Cube3,906.984375

Square root3.9686269666≈

Cube root2.5066489675≈

Negation-15.75

Natural logarithm2.7568403653≈

Logarithm base 101.1972805581≈

Representations

Decimal15.75

Scientific notation1.575 × 10^1

Exponential1.575e+1

IEEE 754 binary64 (hex)0x402F800000000000the exact 64-bit pattern stored

IEEE 754 binary32 (hex)0x417C000032-bit single precision, may lose accuracy

Stored as15.75the 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 places16

To 1 decimal place15.8

To 2 decimal places15.75

To 3 decimal places15.750

To 4 decimal places15.7500

To 1 significant figure2e+1

To 2 significant figures16

To 3 significant figures15.8

To 4 significant figures15.75

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