What is the largest 5-digit number with unique digits?

What is the smallest 3-digit number with unique digits?

Make the greatest and the smallest: 5-digit numbers with the digits 3,5,7,9 using the digit 5 twice.

Using digits 2,4,6,0,5 write: (i) the smallest five -digit number using each digit only once. (ii) the largest six -digit number using the digit 0 twice and all the other digits only once. (iii) the largest seven-digit number using the digit 4 thrice and the other digits exactly once.

Using digits 1,3,5,6,0,8,9 write: (i) the smallest seven-digit number using each digit exactly once. (ii) the largest eight -digit number using the digit 9 twice and all the other digits exactly once. (iii) the smallest nine-digit number using 0 thrice and all other digits exactly once.

Using the digits 1,2,5,7,9 and 0, form the following the largest 6-digit number without repeating the digits For each of the aboe numbers, place commas for easy reading, make the place value chart in both the systems. Indian and International, give number names in both the systems and write the expanded forms.

Write the rational number whose numerator is the largest two-digit number and denominator is the smallest three-digit number.

Using digits 1, 2, 3 and 4 only once, find the largest 4-digit number that is divisible by 4.

Using the digits 5,2,0,1,4,9 write the following: a. the smallest 6-digit number b. the largest 6-digit number c. the smallest 7-digit number, using 5 twice and all other digits once d. the largest 7-digit number using 2 twice and all other digits once

Write (i) the smallest (ii) the largest 6 digit numbers having four difference digits.

What is the successor of greatest 5-digit number?