Septillion

A septillion is equal to 1024 in America, or 1042 in France and Germany.

This number is also called oktillion (not to be confused with octillion) in Russ Rowlett's Greek-based naming system.

Aarex Tiaokhiao gave the name okyillion, referring to the value of this number.

Sbiis Saibian gave the name minnowchunk, referring to the short scale value of this number.

1024 is also called Zi (秭 in Chinese) or Jyo (じょ in Japanese) in both Japanese counting system and Chinese counting system.

It is 25 digits long in short scale, and 43 digits long in long scale.

Decimal

 * 1,000,000,000,000,000,000,000,000 - short scale
 * 1,000,000,000,000,000,000,000,000,000,000,000,000,000,000 - long scale

Examples

 * One liter of water contains about 33.4 septillion water molecules.
 * The earth has a mass of about 5.98 septillion kilograms.
 * The constant of is about 10 septillion times larger than constant of.
 * The SI prefix yotta- multiplies by one septillion.
 * A septillion dollars will fill the US with a layer of 1000 metres thick.

Approximations
For short scale:

For long scale: