15 is a factor of 123015.
83 is prime. No tree.
61 is already prime. It doesn't need a tree.
When the bottom branch consists entirely of prime numbers.
The purpose of a factor tree is to divide a number into prime factors. 1 is not a prime number.
15625 3125,5 625,5,5 125,5,5,5 25,5,5,5,5 5,5,5,5,5,5
15 is a factor of 123015.
If by "cube of 15625," you mean 156253, then you would multiply 15625*15625*15625. If you have to do this by hand, then first multiply 15625*15625, and then multiply the product of that by 15625 again. Follow the multi-digit multiplication rules, look it up if you don't know them.
x^6=15625 x=(15625)^(1/6)
The sixth root of 15625, or 15625 ^ (1/6) is equal to 5.
253 = 15625
125² = 15625
1,000,000........15625...........x64=========.....1000000
Yes because 125*125 = 15625
15625 5x5x5x5x5x5=15625
IT IS PRIME there is no factor tree
Factor tree of 204