35335872
write the prime factorization of the number or at least factor the number somewhat
8*8*552123
8*8*9*61347
8*8*9*3*20449
20449 is divisible by 11 by the rule for divisibility
8*8*9*3*11*1859
8*8*9*3*11*11*169
169=13*13
8*8*9*3=2*2*2*2*2*2*3*3*3=(2*2*3)*(2*2*3)*(2*2*3)=12*12*12
11, 11, 12, 12, 12, 13, 13 are the ages