numeration
It is called a complex number.
A rational number
The number 400 is written in words as four hundred.
64
ten trillion
The number 10,000,000,000,000,000,000,000,000,000,000,000,000,000,000 is written in words as "ten quadrillion."
It is called a complex number.
A rational number
A rational number
The number 280,000,000 is written in words as "two hundred eighty million."
The number 5,010,000,000 can be written in words as "five billion ten million."
A whole number.
Complex
The number 400 is written in words as four hundred.
The number 90,000,000,000 is written in words as "ninety billion."
ninety-nine
Nineteen million.