How do you find the prime factorization of the number 3,240?

1 Answer
Dec 25, 2016

#3240=2xx2xx2xx3xx3xx3xx3xx5#

Explanation:

It is apparent that #3240# is divisible by #40# and dividing #3240# by #40#, we get #81#. Let us now use tree method to find the prime factors of the number #3,240#.

Doing so leads to following:
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Hence #3240=2xx2xx2xx3xx3xx3xx3xx5#