{
  "entity_type": "unit_conversion_page",
  "id": "bytes-to-mb",
  "name": "Bytes to Megabytes",
  "title": "Bytes to Megabytes Converter (B to MB)",
  "description": "Convert bytes to megabytes: 1 B = 0.000001 MB. Exact conversion factor, formula, 18-row table and worked examples, with JSON API and MCP access.",
  "quantity": "data-storage",
  "quantity_name": "Data storage",
  "base_unit": "B",
  "from_unit": {
    "symbol": "B",
    "display": "B",
    "name": "bytes",
    "singular": "byte"
  },
  "to_unit": {
    "symbol": "MB",
    "display": "MB",
    "name": "megabytes",
    "singular": "megabyte"
  },
  "linear": true,
  "factor": 0.000001,
  "inverse_factor": 1000000,
  "formula": "megabytes = bytes × 0.000001",
  "reverse_formula": "bytes = megabytes × 1000000",
  "unit_relation": "1 B = 0.000001 MB",
  "examples": [
    {
      "value": 1.5,
      "result": 0.0000015,
      "text": "1.5 B = 0.0000015 MB"
    },
    {
      "value": 700,
      "result": 0.0007,
      "text": "700 B = 0.0007 MB"
    },
    {
      "value": 2048,
      "result": 0.002048,
      "text": "2048 B = 0.002048 MB"
    }
  ],
  "table": [
    {
      "B": 1,
      "MB": 0.000001
    },
    {
      "B": 2,
      "MB": 0.000002
    },
    {
      "B": 4,
      "MB": 0.000004
    },
    {
      "B": 8,
      "MB": 0.000008
    },
    {
      "B": 16,
      "MB": 0.000016
    },
    {
      "B": 32,
      "MB": 0.000032
    },
    {
      "B": 64,
      "MB": 0.000064
    },
    {
      "B": 100,
      "MB": 0.0001
    },
    {
      "B": 128,
      "MB": 0.000128
    },
    {
      "B": 256,
      "MB": 0.000256
    },
    {
      "B": 500,
      "MB": 0.0005
    },
    {
      "B": 512,
      "MB": 0.000512
    },
    {
      "B": 1000,
      "MB": 0.001
    },
    {
      "B": 1024,
      "MB": 0.001024
    },
    {
      "B": 2048,
      "MB": 0.002048
    },
    {
      "B": 4096,
      "MB": 0.004096
    },
    {
      "B": 8192,
      "MB": 0.008192
    },
    {
      "B": 10000,
      "MB": 0.01
    }
  ],
  "faq": [
    {
      "q": "How many megabytes are in one byte?",
      "a": "1 B = 0.000001 MB. The factor comes from the SI definitions of both units (NIST SP 811 / BIPM), so it is exact or correct to at least 10 significant figures."
    },
    {
      "q": "What is the formula to convert bytes to megabytes?",
      "a": "Multiply the value in bytes by 0.000001: megabytes = bytes × 0.000001. For example, 1.5 B = 0.0000015 MB."
    },
    {
      "q": "How do I convert megabytes back to bytes?",
      "a": "Multiply by the inverse factor 1000000 (bytes = megabytes × 1000000), or use the megabytes-to-bytes page."
    }
  ],
  "sources": [
    {
      "name": "NIST Special Publication 811 – Guide for the Use of the International System of Units (SI), Appendix B conversion factors",
      "url": "https://www.nist.gov/pml/special-publication-811",
      "type": "standard",
      "retrieved_at": "2026-09-24"
    },
    {
      "name": "BIPM – The International System of Units (SI Brochure, 9th edition)",
      "url": "https://www.bipm.org/en/publications/si-brochure",
      "type": "standard",
      "retrieved_at": "2026-09-24"
    },
    {
      "name": "Wikipedia – Conversion of units",
      "url": "https://en.wikipedia.org/wiki/Conversion_of_units",
      "type": "reference",
      "retrieved_at": "2026-09-24"
    }
  ],
  "freshness": {
    "type": "static",
    "max_age_seconds": null,
    "note": "Fixed conversion factors (NIST/BIPM definitions); results never go stale."
  },
  "api": {
    "convert": "https://tttkmbb.com/api/v1/convert?value=1.5&from_unit=B&to_unit=MB",
    "calculator": "https://tttkmbb.com/api/v1/calculate/data-storage?value=1.5&from_unit=B&to_unit=MB",
    "mcp_tool": "convert_units",
    "mcp_arguments": {
      "value": 1.5,
      "from_unit": "B",
      "to_unit": "MB"
    }
  },
  "links": {
    "html": "https://tttkmbb.com/conversion/bytes-to-mb",
    "markdown": "https://tttkmbb.com/conversion/bytes-to-mb.md",
    "json": "https://tttkmbb.com/conversion/bytes-to-mb.json",
    "reverse": "https://tttkmbb.com/conversion/mb-to-bytes",
    "quantity_converter": "https://tttkmbb.com/conversion/data-storage",
    "units": "https://tttkmbb.com/api/v1/units?quantity=data-storage"
  },
  "timestamp": "2026-09-24"
}