4
1 trillion
160 billion of them.
3 trillion
A thousand trillion.
Ten trillion.
1,000,000,000,000= 1 trillion. So there are 12 zeros in a trillion.
There are 1 trillion years in 1 trillion years!
One trillion of them.
15 trillion km is 9.32 trillion miles.
13 digits in a trillion
There are one million millions in a trillion.
There are 1 million millions in a trillion.