Multiple Choice Questions on The number of prime factors in 6333 times 7222 times 8111 ........ for DRDO Exam Preparation

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Multiple Choice Questions

The number of prime factors in 6333 times 7222 times 8111 ........

Quantitative Aptitude and Numerical Ability (DRDO) (Phase-i and II) Algebra
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    The number of prime factors in 6333 × 7222 × 8111

    1221

    Correct Answer

    1222

    Incorrect Answer

    1111

    Incorrect Answer

    1211

    Incorrect Answer
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    Explanation:

    (6)333 × (7)222 × (8)111
    ∴   (2 × 3)333 × (7)222 × (23)111
    ∴   2333 × 3333 × 7222 × 2333
    ∴   2666 × 3333 × 7222
    ∴    Number of prime factors
    = 666 + 333 + 222 = 1221.

    By: Amit Kumar
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