# What is the greatest 9 digit number that can be formed using different digits?

## What is the greatest 9 digit number that can be formed using different digits?

smallest 9digit number is 123456789 and the largest 9 digit number is 987654321.

## How many 9 digits number of different digits can be formed?

Therefore, the total number of possibilities is given by 9×9! =3265920. Hence, 9 digit numbers of different digits can be formed in 3265920 ways.

How many 9 digit numbers can be formed such that neighboring digit is different?

Hence, by the fundamental principle of multiplication, the required number of numbers =(9×9×8×7×6×5×4×3×2)=3265920.

### How many 9 digit combinations are there using 0 9?

10,000 possible combinations
There are 10,000 possible combinations that the digits 0-9 can be arranged into to form a four-digit code.

### What is 9 digit greatest number?

Greatest 9 Digit Number

• There are 900 million, 9 digit numbers in all.
• The largest 9 digit number is 99,99,99,999.

Which is the smallest 9 digit number that has no repeating digits?

As mentioned above, the smallest 9 digit number is called a hundred million. It is written as 1, followed by 8 zeros.

## How many times can you arrange 9 numbers?

arranged in 9P2 ways. ∴ hence the total number of arrangements = 8! x 9P2 ways.

What is a 9 digit Social Security number?

The nine-digit SSN is composed of three parts: The first set of three digits is called the Area Number. The second set of two digits is called the Group Number. The final set of four digits is the Serial Number.

### Are there any numbers up to 9 digits?

Table of Contents 1. Introduction to Numbers up to 9-Digits 2. The Big Idea: What are 9-digit numbers? 3. How To Decompose 9 digit numbers 4. Smallest 9 Digit Number 5. Biggest 9 Digit Number

### Which is the largest 6 digit number in the world?

The largest 6 -digit number that can be made using exactly 3 different digits is 9 × 111111 + 0 = 999999. Yep, I used 9, 1, and 0; exactly 3 different digits.

Which is the smallest 9 digit number in the world?

Practice Questions 1 There are 900 million 9 digit numbers 2 The smallest 9 digit number is 10,00,00,000 and it is read as ten crores. 3 The largest 9 digit number is 99,99,99,999

## What are the place values of a 9 digit number?

Any 9 digit number has place values up to 10 crores (or a hundred million). These are the names of the place values (starting from the right) in a 9-digit number in the Indian system and the International system: Let us take a random 9 digit number – 338652931, and see how it gets decomposed.