Harshad Numbers | Can You Find the Hidden Division Rule | Learn Math | @Fun_Number_84

[00:00:01]These numbers all have something in common.

[00:00:04]Can you figure out the hidden division rule before the final reveal? Watch closely.

[00:00:12]12 divided by three equals >> [music] [music] >> four >> [music] >> 18 divided by nine equals >> [music] >> two >> [music] >> 21 divided by three equals seven >> [music] >> 27 divided by nine equals >> [music] >> three >> [music] >> 30 divided by three equals >> [music] >> 10 >> [music] >> 45 divided by nine equals >> [music] >> five >> [music] >> Great job. Did you notice the pattern?

[00:02:59]These are all harshad numbers.

[00:03:02]A harshad number is always divisible by the sum of its digits.

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