How Many Bytes in a Gigabyte?
クイックアンサー
There are 1,073,741,824 bytes in a gigabyte (binary) or 1,000,000,000 bytes (decimal).
1 GiB = 2³⁰ = 1,073,741,824 bytes
変換の理解
One binary gigabyte (GiB) = 2³⁰ = 1,073,741,824 bytes. Decimal gigabyte (GB, used by storage manufacturers) = 10⁹ = 1,000,000,000 bytes. A 256 GB phone has about 238 GiB as reported by iOS/Android due to this difference.
公式
1 GiB = 2³⁰ = 1,073,741,824 bytes
一般的な例
| 説明 | 値 |
|---|---|
| A 4K movie (compressed) | ≈4–10 GB |
| 1 hour of HD video | ≈1–2 GB |
| A smartphone photo (HEIC) | ≈2–5 MB (500 per GB) |
クイックリファレンス表
この表を使ってgigabyteとbytesの間の変換を素早く行えます：
| gigabyte | bytes |
|---|---|
| 1 | 1,073,741,824 |
| 2 | 2,147,483,648 |
| 5 | 5,368,709,120 |
| 10 | 10,737,418,240 |
| 25 | 26,843,545,600 |
| 50 | 53,687,091,200 |
| 100 | 107,374,182,400 |
よくある質問
How Many Bytes in a Gigabyte?
There are 1,073,741,824 bytes in a gigabyte (binary) or 1,000,000,000 bytes (decimal). One binary gigabyte (GiB) = 2³⁰ = 1,073,741,824 bytes. Decimal gigabyte (GB, used by storage manufacturers) = 10⁹ = 1,000,000,000 bytes. A 256 GB phone has about 238 GiB as reported by iOS/Android due to this difference.
gigabyteをbytesに変換する公式は？
公式は：1 GiB = 2³⁰ = 1,073,741,824 bytes。変換するには、gigabyteの数に1,073,741,824を掛けてbytesの同等値を得ます。
bytesをgigabyteに変換するには？
bytesをgigabyteに変換するには、{fromUnit}の数を1,073,741,824で割ります。例えば、5,368,709,120 {fromUnit}は5 {toUnit}に相当します。
関連ツール
関連する質問
How Many Bytes in a Megabyte?
There are 1,048,576 bytes in a megabyte (binary) or 1,000,000 bytes (decimal).
How Many Bytes in a Terabyte?
There are approximately 1.1 trillion bytes in a terabyte (binary) or exactly 1 trillion (decimal).
How Many Megabytes in a Gigabyte?
There are 1,000 megabytes in a gigabyte (GB) using the SI standard, or 1,024 mebibytes in a gibibyte (GiB) using the binary standard.