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Use the tree method to find the prime factorization of 65.

Use exponents for repeated factors. Be sure to use the * between different factors. For example, the prime factorization for 12 can be entered as 2^2*3 or 3*2^2.

Use exponents for repeated factors. Be sure to use the * between different factors. For example, the prime factorization for 12 can be entered as 2^2*3 or 3*2^2.

Box 1: Enter your answer as a number (like 5, -3, 2.2172) or as a calculation (like 5/3, 2^3, 5+4)

Enter DNE for Does Not Exist, oo for Infinity

`5*13`