Million, Billion, Trillion, Quadrillion, Quintillion

These Adverts help to pay for this site. ai2

The Short and Long Scale names for various multi-million numbers are shown in the chart below.

These Adverts help to pay for this site ai6.

The constant SI scale name is also shown. This is from the International System of Units (SI) in the International Bureau of Weights and Measures.


Raw Number SI Scale Short Scale Long Scale
1,000,000 M mega Million Million
1,000,000,000 G giga Billion Milliard
1,000,000,000,000 T tera Trillion Billion
1,000,000,000,000,000 P peta Quadrillion Billiard
1,000,000,000,000,000,000 E exa Quintillion Trillion
1,000,000,000,000,000,000,000 Z zetta Sextillion Trilliard
1,000,000,000,000,000,000,000,000 Y yotta Septillion Quadrillion

Is it time to change the names to the SI scale, using the Greek terms?

1,000,000,000 could be a Gigallion

1,000,000,000,000 could be a Terallion

Agoda HolidaysAgoda HolidaysThese Adverts help to pay for this site. ai5

234.1 - 571,678
Scroll down for Comments
0 0 vote
Article Rating
Notify of

This site uses Akismet to reduce spam. Learn how your comment data is processed.

Inline Feedbacks
View all comments