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Verify whether 13720 is a perfect cube |
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Answer» Answer: no Step-by-step explanation: 13720= 1+3+7+2+0=13 13=1+3= 4 this means the digital SUM of given NUMBER= 4 Rule:- digital sum of a PERFECT cube number should be 1, 8 or 9 therefore this is a NON perfect cube number. |
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