Quintillion

• Western (Arabic) Numeral: Quintillion, 10¹⁸'
  • Previous: quadrillion, 10¹⁵, hundred quadrillion 10¹⁷
  • Next: sextillion, 10²¹, ten sextillion, 10²²

Table of contents

1 Pronunciation 2 Etymology 3 cardinal number 4 synomyn 5 Translations

Pronunciation

• IPA:
• SAMPA:

cardinal number

1. Usually means a billion billion, That is to say, a 1 followed by 18 zeros, 10¹⁸

   ISO prefix: exa-

2. (Dated usage, notably British) A million quadrillion or a 1 followed by 30 zeros, 10³⁰

   ISO prefixes are not specified for magnitudes greater than 10²⁴.