British and American Names for Powers of Ten
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| Power of Ten | British Name (Traditional) | American Name | Example |
|---|---|---|---|
| 10^1 | Ten | Ten | 10 |
| 10^2 | Hundred | Hundred | 100 |
| 10^3 | Thousand | Thousand | 1,000 |
| 10^6 | Million | Million | 1,000,000 |
| 10^9 | Thousand million (or Milliard) | Billion | 1,000,000,000 |
| 10^12 | Billion | Trillion | 1,000,000,000,000 |
| 10^15 | Thousand billion | Quadrillion | 1,000,000,000,000,000 |
| 10^18 | Trillion | Quintillion | 1,000,000,000,000,000,000 |
| 10^21 | Thousand trillion | Sextillion | 1,000,000,000,000,000,000,000 |
| 10^24 | Quadrillion | Septillion | 1,000,000,000,000,000,000,000,000 |
| 10^27 | Thousand quadrillion | Octillion | 1,000,000,000,000,000,000,000,000,000 |
| 10^30 | Quintillion | Nonillion | 1,000,000,000,000,000,000,000,000,000,000 |
| 10^33 | Thousand quintillion | Decillion | 1,000,000,000,000,000,000,000,000,000,000,000 |