What comes after quadrillion?
After quadrillion comes quintillion, with 18 zeroes. Discover the full list of large number names from million all the way to centillion.
This is quite a frequent question. You’ve got:
- million (6 zeroes)
- billion (9 zeroes)
- trillion (12 zeroes)
- quadrillion (15 zeroes)
But what comes after quadrillion?
The answer is: quintillion. A quintillion has 18 zeroes. That’s a lot of zeroes: 1.000.000.000.000.000.000.
But there’s more. If you look past the quintillion, you’ve got:
- sextillion (21 zeroes)
- septillion (24 zeroes)
- octillion (27 zeroes)
- nonillion (30 zeroes)
- decillion (33 zeroes)
- undecillion (36 zeroes)
- duodecillion (39 zeroes)
- tredecillion (42 zeroes)
- quattuordecillion (45 zeroes)
- quindecillion (48 zeroes)
- sexdecillion (51 zeroes)
- septendecillion (54 zeroes)
- octodecillion (57 zeroes)
- novemdecillion (60 zeroes)
- vigintillion (63 zeroes)
- centillion (303 zeroes)
Interested in how long it would take a PC to count to a trillion? Check out this article: Counting up to one trillion.