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1377

Nice short cut you may wish to use

if a number is divisible by 9 then if you add up all it;s digis you get a number divisible by 9

so in this case 1 + 3 + 7 + 7 = 18

where as the original number 1 + 3 + 8 + 2 = 14 which is not divisiable by 9

Enjoy

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13y ago

What else can I help you with?