## Does G mean billion?

1,000,000,000 (one billion, short scale; one thousand million or milliard, yard, long scale) is the natural number following 999,999,999 and preceding 1,000,000,001.

One billion can also be written as b or bn.

…

The metric prefix giga indicates 1,000,000,000 times the base unit.

Its symbol is G..

## What term is equal to a billion meters?

Tera-PrefixEnglish wordNameSymbolShort scaleteraTtrilliongigaGbillionmegaMmillion19 more rows

## What is a billion years called?

A billion years (109 years) is a unit of time on the petasecond scale, more precisely equal to 3.16×1016 seconds. It is sometimes abbreviated Gy, Ga (“giga-annum”), Byr and variants. The abbreviations Gya or bya are for “billion years ago”, i.e. billion years before present.

## Is there a number called zillion?

A zillion is a huge but nonspecific number. Zillion sounds like an actual number because of its similarity to billion, million, and trillion, and it is modeled on these real numerical values. … However, like its cousin jillion, zillion is an informal way to talk about a number that’s enormous but indefinite.

## Is Mega bigger than Giga?

Mega- means 1,000,000; a Megabyte is a million bytes. Giga- means 1,000,000,000; a Gigabyte is a billion bytes. Tera- means 1,000,000,000,000; a Terabyte is a trillion bytes.

## Is Giga a million?

The giga (billions) unit number 0.0010 G converts to 1 M, one mega (million). It is the EQUAL SI system value of 1 mega (million) but in the giga (billions) SI system unit alternative.