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

Showing Answers 1 - 31 of 31 Answers

vidya sagar

  • May 23rd, 2006
 

the no is 6000100012

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.

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CA Alpesh Tated

  • Apr 19th, 2013
 

2100010006

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Gowda Shivamurthy

  • Oct 25th, 2014
 

6210001000

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pranjay sagar

  • Dec 24th, 2014
 

9000000000

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soubhik

  • Dec 29th, 2014
 

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

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soubhik

  • Dec 29th, 2014
 

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

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Sumit

  • Dec 30th, 2014
 

2100010006

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sumit

  • Dec 30th, 2014
 

1st digit is last most digit

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Dinesh

  • Jan 8th, 2015
 

Correct Answer is 2100010006..
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

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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.

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