find the number of factors of 2^3*3^2*5^3*7^4 that are not divisible by 10.
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- bggtreeeeddzdfcbhftuokbnkmkmlkpmjoko
- bububgvygtvrvdcrfefcscsawq
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Factors. of 10 are 2 and 5 so leaving (2×5)^3 are factors not divisible by 10 i.e. 3^2×7^4= 3^2×(7^2)^2 =(3×7^2)^2
=(3×49)^2=147^2=21609
therefore Answer is 21609
21609 is the factor not divisible by 10
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