If x is the smallest positive integer that is not prime and not a factor of 50!, what is the sum of the factors of x?
51
54
72
162
50!+2
QA is D considering x as 53*2 = 106
why can't x be 52, i.e. non prime and not a factor of 50!
factors
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Hey, I wrote this one! (Though it isn't an original idea )
Vipul, the answer isn't 51, as 51 is a factor of 50! (3 * 17 is part of 50!, so 50! divides by 51.)
Vipul, the answer isn't 51, as 51 is a factor of 50! (3 * 17 is part of 50!, so 50! divides by 51.)
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Good job Matt! Its a great question!
Matt@VeritasPrep wrote:Hey, I wrote this one! (Though it isn't an original idea )
Vipul, the answer isn't 51, as 51 is a factor of 50! (3 * 17 is part of 50!, so 50! divides by 51.)
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