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What is the correct prime factorisation of 1323?

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Answer and explanation

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

Step 1: Write (1323=27\times49). Step 2: (27=3^3) and (49=7^2), so (1323=3^3\times7^2). Step 3: Both 27 and 49 are composite, so write them as prime powers.

Tags

prime-factorisationnumber-1323medium

Frequently asked questions

What is the correct answer to this question?

(3^3\times7^2)

Why is this the correct answer?

Step 1: Write (1323=27\times49). Step 2: (27=3^3) and (49=7^2), so (1323=3^3\times7^2). Step 3: Both 27 and 49 are composite, so write them as prime powers.

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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