Question

verify whether 13720 is a perfect cube

Answer 1

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.