quadrillion

As a noun quartet

is (music) a music composition in four parts, each performed by a single voice or instrument.

As a numeral quattuordecillion is

(us|british|australian|rare|short scale) 10⁴⁵.

As numerals the difference between sextillion and quadrillion

is that sextillion is (US; modern British & Australian, short scale) A trillion billion: 1 followed by 21 zeros, 10²¹ while quadrillion is a thousand trillion: 1 followed by fifteen zeros, 10¹⁵.

As a noun quadrillion is

any very large number, exceeding normal description.

As a noun zillionaire

is (humorous) an incredibly rich person.

As a number milliard

is a short-scale billion, 10⁹.

Quadrillion is a initialism of ppq.

As an initialism ppq is

parts per quadrillion.

As nouns the difference between quadrillion and petaton

is that quadrillion is any very large number, exceeding normal description while petaton is a measure of the strength of an explosion or a bomb based on how many quadrillion tons of TNT would be needed to produce the same energy.

As a numeral quadrillion

is a thousand trillion: 1 followed by fifteen zeros, 10¹⁵.

As a numeral quadrillion

is a thousand trillion: 1 followed by fifteen zeros, 10¹⁵.

As a noun quadrillion

is any very large number, exceeding normal description.

As an adjective quadrillionfold is

by a multiple of one quadrillion; by a quadrillion times as much or as many.

As an adverb quadrillionfold is

by a factor of one quadrillion.