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State whether a number 3*5 *13 …

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State whether a number 3*5 *13 * 46 + 23 are prime or composite numbers

    • Posted by Mukesh Chaudhari 6 years, 4 months ago

    CBSE > Class 10 > Mathematics
    • 2 answers

    Jatin Virwani 6 years, 4 months ago

    3×5×13×46+23 =15×13×46+23 =195×46+23 =8970+23 =8993 ​Since, there are no prime factors of 8993, it is divisible by only 1 and itself. Thus, 8993 is a prime number.

    1Thank You

    Raj Samant 6 years, 4 months ago

    8993

    3Thank You

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