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IEEE 754 Calculator

Convert decimal numbers to IEEE 754 single (32-bit) and double (64-bit) binary representation.

32 / 64-bit

FEATURE

Sign+Exp+Mantissa

METHOD

Bit-Exact

OUTPUT

Enter Values

Decimal Number

Precision

Result

Result—

Detail—

Notes—

Steps

How It Works

Enter any decimal number to convert to IEEE 754.

Choose 32-bit (single) or 64-bit (double) precision.

Sign, exponent, and mantissa bits are shown separately.

Example

3.14 (32-bit)

Sign = 0 (positive)

Exp = 10000000 (128-127=1)

Mantissa = 1.10010001...

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