Multiple choice general knowledge math & puzzles

Which one is the HARSHAD NUMBER

  1. 800

  2. 802

  3. 805

  4. 809

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A Correct answer
Explanation

A Harshad number is an integer divisible by the sum of its digits. For 800, the sum is 8+0+0=8. Since 800 is divisible by 8, it is a Harshad number. 802 (sum 10), 805 (sum 13), and 809 (sum 17) are not.