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Subjects
Class 10MathematicsReal NumbersPrime FactorisationHardLevel 8
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What is the correct prime factorisation of 21168?

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Answer and explanation

Correct answer: (2^4\times3^3\times7^2)

Step 1: Write (21168=16\times1323). Step 2: (1323=3^3\times7^2), so (21168=2^4\times3^3\times7^2). Step 3: Convert 1323 into powers of 3 and 7.

Related tags

Prime-FactorisationNumber-21168Hard

Frequently asked questions

What is the correct answer to this question?

(2^4\times3^3\times7^2)

Why is this the correct answer?

Step 1: Write (21168=16\times1323). Step 2: (1323=3^3\times7^2), so (21168=2^4\times3^3\times7^2). Step 3: Convert 1323 into powers of 3 and 7.

Which subject and chapter does this question cover?

This is a Class 10 Mathematics question. Chapter: Real Numbers. Topic: Prime Factorisation.

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