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Check the divisibility of 21436587 by 9.
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@Best_Mathematician
if sum of the digits is divisible by 9 then the no. is also divisible by 9
2+1+4+3+6+5+8+7 =... ? is .... divisible by 9 ?
21436587 2+1+4+3+6+5+8+7=36 which is divisible by 9 hence 21436587 is divisible by 9
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Thank you sir
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