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What is the total sum of the ODD digits of all 5-digit integers?That is:10,000 to 10,005 =1 + 1 +  1 + 3 + 5.....etc. all the way to 99,999. Thanks  a lot. 

 Oct 18, 2019
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There are:
[46,000 x 1] + [46,000 x 3] + [46,000 x 5] + [46,000 x 7] + [46,000 x 9] = 1,150,000 - Total sum of all odd digits between 10,000 and 99,999. 

 Oct 18, 2019

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