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Decimal to IEEE 754

Convert real decimal numbers directly into IEEE 754 Single Precision and Double Precision bit patterns. Designed for software developers, electrical engineers, students, and computer architecture researchers requiring deterministic client-side accuracy.

Engine: Client-Side Verified (0ms Latency)

Enter any real decimal number.

Calculated Output

Primary Representation
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Step-by-Step Mathematical Proof

Active Derivation
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Concept

What Is Decimal to IEEE 754?

Decimal to IEEE 754 translates decimal real numbers into the exact bit pattern stored in memory by FPUs.

Methodology

How Does It Work?

Converts to binary, normalizes the significand, computes biased exponent, and formats into 32-bit and 64-bit layouts.

Formula & Rules

Mathematical Algorithm

E = \text{unbiased} + 127, \quad M = \text{fraction bits}
Worked Problem

Step-by-Step Example

Convert 1.5 to IEEE 754: Sign = 0 Normalized: 1.1_2 × 2^0 -> Exponent = 0 + 127 = 127 (01111111_2) Fraction: 10000000000000000000000 Hex: 0x3FC00000.

Important Rules & Edge Cases

  • Single precision uses bias 127; double precision uses bias 1023.

Practical Applications in Engineering

  • Low-level data serialization.
  • Machine learning tensor weight quantization.

Common Mistakes to Avoid

  • Caution: Forgetting to add the exponent bias.
FAQ

Frequently Asked Questions

What is 0.0 in IEEE 754?

0.0 is represented by all zero bits (0x00000000).