A problem by anurag pandey

Level pending

2^1000 (2 to the power of 1000 )is a big number (really big!) , find out the sum of its digits to ones place. this means that first add the digits of 2^1000 let the number be n, then add the digits of "n" ,let the number got be y ,then add the digits of "y" and do this again and again till you get a single digit number .(that number iS the answer) . . . . . . do it yourself (do not take reference from any book or internet) no high mathematics is needed its your life make it large . HAPPY NEW YEAR

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