# Quick Answer: Which Is The Smallest 7 Digit Number?

## How many 6 digit numbers are there?

900,000 6There are 900,000 6-digit numbers in all..

## Which is the largest 9 digit number?

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

## What is 8 digit number called?

10,000,000 (ten million) is the natural number following 9,999,999 and preceding 10,000,001.

## What is the smallest number of 4 digits?

1000(d) The smallest 4-digit number = 1000. The greatest 4-digit number = 9999.

## What is the greatest number of 6 digit?

999,999The largest (decimal) 6 digit number is obviously 999,999, and the smallest is 100,000, you should be able to make up the difference by yourself.

## How many 7 digit numbers are there?

7-digit numbers range from 1,000,000 to 9,999,999. There are 9*10^6 = 9,000,000 such numbers. In general, there are 9*10^(n-1) total n-digit numbers, since the first digit can be any non-zero digit (1 to 9), and each of the other (n-1) digits can be any one of 10 decimal digits for a total of 9*10^(n-1) (= 9 *10*10*…..

## What is the greatest 3 digit number?

999The smallest 3-digit number is 100 and the largest 3-digit number is 999.

## What is greatest and smallest number?

We know that a four digit number has four places, i.e., thousands, hundreds, tens and ones or units from left to right as Th, H, T, O. If greatest to lowest digits are placed at these places in descending order, we get the greatest number and if placed in ascending order, we get the smallest number.

## Why is a phone number 7 digits?

Telephone engineers created a 7-digit system for “all number calling” to expand their pool of possible number combinations. The first 3 digits would correspond to a certain phone service provider, and the last 4 digits would remain as a personal calling code.

## What is the 7 digit greatest number?

The largest 7-digit number is 99,99,999. The successor of 99,99,999 = 99,99,999 + 1 = 1,00,00,000. 10000000 is the smallest 8-digit number.

## Are phone numbers always 7 digits?

Phone numbers became standardized at seven figures (letters or numbers) in 1931. Some cities had two-letter/four digit dialing before that, and some had three-letter/four digit dialing. A standard system of two-letter/five digit dialing was phased in thru the 1930s.

## What is a 7 digit number called?

Digit 4 – Thousands. Digit 5 – Ten Thousands. Digit 6 – Lakhs. Digit 7 – Ten Lakhs / Millions.

## What is the smallest 7 digit number having four different digits?

1000023Smallest number other than 0 is 1, so we shall take 1. Thereby, we shall place 0, (can be repeated four times) then 2 and then 3 will complete 7 digits. Thus the smallest 7 digit number with four digits will be 1000023.

## What is the difference between the greatest 7 digit number and smallest 7 digit number?

Largest No is formed by arranging digit in decreasing order of value . i.e., largest digit at height place and smallest digit at smallest place. … Therefore, Difference of smallest and largest 7 digit no is 6619743.

## Which is the smallest 8 digit number?

ten millionHow many 8-digit numbers are there? The smallest 8-digit number is 1 followed by 7 zeros. This number is called ten million.

## Which is smallest 6 digit number?

100000So, the smallest six digit number is 100000.

## Which is the smallest natural number?

Answer: The smallest natural number is 1.

## What is the largest no?

The biggest named number that we know is googolplex, ten to the googol power, or (10)^(10^100). That’s written as a one followed by googol zeroes.

## What is a 6 digit number called?

short codeA six-digit phone number is what’s known as a short code. Many businesses use short codes to send out marketing blasts or alerts. Short codes are also useful for anyone who’s set up two-step verification to log into their accounts on sites like Google or Twitter.

## Which will be the smallest number of 7 digits using 0123456?

The smallest 6th digit we can pick is 5. We have picked all different digits, and have 1 more digit to pick. The smallest 7th and last digit we can pick is 6. Answer: 1023456 is the smallest possible 7 digit number with all different digits.