Maths Olympiad
Exam
Numerical Ability
how many positive divisors does 2016 have
Read Solution (Total 3)
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- total number of divisor is 36
2016=2^5*3^2*7^1
=(5+1)*(2+1)*(1+1)
=6*3*2
=36 - 10 years agoHelpfull: Yes(0) No(0)
- 2016=2^5*3^2*7^1
number of positive divisors=(5+1)*(2+1)*(1+1)-1
[because there may be a solution where none of the divisors will come]
=35 - 10 years agoHelpfull: Yes(0) No(0)
- divisors of 2016 means the no. of factors of 2016.......so ans is 30.
- 10 years agoHelpfull: Yes(0) No(0)
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