In Canadian and U.S usage, one quintillion is 1,000,000,000,000,000,000, or 1018. While Britain, Australia and New Zealand traditionally employed the European usage, they have recently largely switched to the U.S. version.
In traditional European usage, one quintillion is 1030.
This is a disambiguation page; that is, one that just points to other pages that might otherwise have the same name. If you followed a link here, you might want to go back and fix the link, so that it points to the appropriate page.
Fact-index.com financially supports the Wikimedia Foundation. Displaying this page does not burden Wikipedia hardware resources. This article is from Wikipedia. All text is available under the terms of the GNU Free Documentation License.