There is no number name consistently used for 10^189. It is larger than a googol (10^100) but smaller than a centillion (10^303) on the US short scale.
There is a suggested name of "novemquinquagintillion" for the number 10^180, so 10^189 could be expressed as "one billion novemquinquagintillion."
1 followed by 18 zeros is a quintillion.
A trillion is 1 followed by 12 zeros, a sextillion 1 followed by 21 zeros
That depends how many zeros follow the 1.
a googolplex is 1 followed by a google zeros a google is 1 followed by a hundred zeros the corporation google headquarters are known as the Googleplex
A googleplex is considered to be 1 followed by 100 zeros.
Some say a googol is 1 followed by 99 zeros & some say it has 100 zeros. I think it's 100. A dotrigintillion is 1 followed by 99 zeros.
A googolplexian is 1 followed by a googolplex of zeros, a googolplex is 1 followed by a googol of zeros and a googol is 1 followed by 100 zeros.
ten million
a googol? Nope that is 1 followed by one hundred zeros. A googolplex is one followed by a googol zeros. There is no broadly accepted name for 1 followed by one million zeros.
1 followed by 18 zeros is a quintillion.
1,000,000,000,000 is 1 trillion a 1 followed by 12 zeros a 1 followed by 15 zeros is 1 quardrillion
Ten Trillions. Note: One followed by Three zeros = 1 Thousand One followed by Six zeros = 1 Million One followed by Nine zeros = 1 Billion One followed by Twelve zeros = 1 Trillion One followed by Thirteen zeros = 10 Trillions
A trillion is 1 followed by 12 zeros, a sextillion 1 followed by 21 zeros
* Usually it means a thousand thousand billion. That is to say, a 1 followed by fifteen zeros.* (Dated usage, notably British) A million trillion or a 1 followed by 21 zeros. http://freefactfinder.com/definition/Quadrilion.html
One Billion.
41duodecillion is a 1 followed by 39 zeros
1 followed by 6 zeros