2022 · Q35
What is the number of divisors of 1000 (excluding 1 and 1000)?
Elementary MathematicsNumber System
- A12
- B13
- C14
- D16
Explanation
1000 = 2³x5³ has (3+1)(3+1) = 16 divisors; excluding 1 and 1000 leaves 14. Hence the keyed option is C.
What is the number of divisors of 1000 (excluding 1 and 1000)?
Explanation
1000 = 2³x5³ has (3+1)(3+1) = 16 divisors; excluding 1 and 1000 leaves 14. Hence the keyed option is C.