Counting Zeros In A Million, Billion, Trillion And More

Trying to count Zeros in your mind without actually visualizing it might become tad frustrating. Here’s a simple table for your convenience;

Name	Number of Zeros	Groups of (3) Zeros
Ten	1	(10)
Hundred	2	(100)
Thousand	3	1 (1,000)
Ten thousand	4	(10,000)
Hundred thousand	5	(100,000)
Million	6	2 (1,000,000)
Billion	9	3 (1,000,000,000)
Trillion	12	4 (1,000,000,000,000)
Quadrillion	15	5 (1,000,000,000,000,000)
Quintillion	18	6 (1,000,000,000,000,000,000)
Sextillion	21	7 (1,000,000,000,000,000,000,000)
Septillion	24	8 (1,000,000,000,000,000,000,000,000)
Octillion	27	9 (1,000,000,000,000,000,000,000,000,000)
Nonillion	30	10 (1,000,000,000,000,000,000,000,000,000,000)
Decillion	33	11 (1,000,000,000,000,000,000,000,000,000,000,000)
Undecillion	36	12 (1,000,000,000,000,000,000,000,000,000,000,000,000)
Duodecillion	39	13 (1,000,000,000,000,000,000,000,000,000,000,000,000,000)
Tredecillion	42	14 (1,000,000,000,000,000,000,000,000,000,000,000,000,000,000)
Quatttuor-decillion	45	15 (1,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000)
Quindecillion	48	16 (1,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000)
Sexdecillion	51	17 (1,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000)
Septen-decillion	54	18 (1,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000)
Octodecillion	57	19 (1,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000)
Novemdecillion	60	20 (1,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000)
Vigintillion	63	21 (1,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000)
Centillion	303	101 (1,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000)

Courtesy:

https://thoughtco.com/zeros-in-million-billion-trillion-2312346

Anne Marie Helmenstine, Ph.D