# 10 digit number puzzle

A 10 digit number has it first digit equals to the numbers of 1's, second digit equals to the numbers of 2's, 3rd digit equals to the numbers of 3's .4th equals number of 4’s…till 9th digit equals to the numbers of 9's and 10th digit equals to the number of 0's. what is the number?
This question is related to Infosys Interview

#### vidya sagar

• May 23rd, 2006

the no is 6000100012

#### aruna_sakhile Profile Answers by aruna_sakhile

• May 24th, 2006

Ans:

1 2 3 4 5 6 7 8 9 0

1 0 0 0 0 0 1 0 0 7 (The no of Zeros in 10th digit place)

#### k srujana Profile Answers by k srujana Questions by k srujana

• May 24th, 2006

i think the answer is 1000000008

#### dangerous Profile Answers by dangerous

• May 25th, 2006

the no is 6000100012.let me clear ur doubt

total no.of 1's in above no=2(in 1st digit );no.of 2's=1(in 2nd digit);no.of 3's,4's,5's=0;no.of 6's=1(6th digit);no.of 7's,8's nd 9's=0;in 10th digit no.of 0's=6;

vidya sagar.

#### CA Alpesh Tated

• Apr 19th, 2013

2100010006

#### Gowda Shivamurthy

• Oct 25th, 2014

6210001000

#### pranjay sagar

• Dec 24th, 2014

9000000000

#### soubhik

• Dec 29th, 2014

9000000000...only 10th digit contains no.of total zeros dats 9

#### soubhik

• Dec 29th, 2014

Sorry the no is 1000000008...coz 10th digit resembles unit place...

#### Sumit

• Dec 30th, 2014

2100010006

#### sumit

• Dec 30th, 2014

1st digit is last most digit

#### Dinesh

• Jan 8th, 2015

You can understand it as
1 2 3 4 5 6 7 8 9 10
2 1 0 0 0 1 0 0 0 6
Here total no. of 1s=2, total no. of 2s=1, total no. of 6s=1 & total no. of 3s,4s 5s,7s,8s,9s=0

#### Mano

• Aug 22nd, 2018

This is when first digit is number of zeros. The question for your answer is
Find a 10-digit number where the first digit is how many zeros in the number, the second digit is how many 1s in the number etc. until the tenth digit which is how many 9s in the number.  