TimN3248 TimN3248

17-08-2018
Mathematics

contestada

How many integers less than 50 have exactly 2 distinct prime factors?

Respuesta :

17-08-2018

1, 2, 3, 5, 7, 11, 13, 17, 19, 23, 29, 31, 37, 41, 43, 47

So 16 integers.

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