131,072

131072 is the natural number following 131071 and preceding 131073. 131072 is a power of two, specifically $2^{17}$. The following power of two from 131,072 is 65536, and preceding is 262144.

In mathematics

• 131072 is a regular number.

• It is the number that are the sum of 2 nonzero 8th powers.

• When expressed using Knuth's up-arrow notation, 131072 is $2\uparrow 17$.

In computing

• 131,072 bytes are equal to 128 Kilobytes (KB).

• 131072 is the highest possible single tile a player can achieve in 2048.

• 131072 is also the number that Salesforce has a default character limit when emailing from the "Case Feed" or from the "Case Publisher".

• On 21 June 1948, Manchester Baby's "The Baby" would successfully execute its first program to find the highest proper factor of the number 2¹⁸ in 52 minutes, which was 131072.