No, but they can be whole numbers.
The largest whole number that uses all ten digits just once is 9876543210.
Ten digits= 1 billion
The largest ten digit number with no repeated digits is '9876543210'.
86,420
Ten digits
(of a number) altereing for convenience of expression or calculation, for example to the nearest whole number or multiple of ten or five:
ten ones with an infinite number of zeroes.
The number is 19.
Humans normally have ten fingers and ten toes, a total of twenty digits.
There are 5 digits in the number 10000.
64.000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000