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Example 4 - Playing with Numbers

Last updated at May 29, 2023 by

Example 4 - Check the divisibility of 21436587 by 9 - Teachoo

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Example 4 Check the divisibility of 21436587 byDivisibility by 9 If sum of digits is divisible by 9 Then, number is divisible by 9 9. Sum of digits = 2 + 1 + 4 + 3 + 6 + 5 + 8 + 7 = 36 Since 36 is divisible by 9, ∴ 21436587 is also divisible by 9.

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Davneet Singh

Davneet Singh has done his B.Tech from Indian Institute of Technology, Kanpur. He has been teaching from the past 13 years. He provides courses for Maths, Science, Social Science, Physics, Chemistry, Computer Science at Teachoo.