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Class 10 Mathematics Real Numbers Prime FactorisationEasyLevel 8

What is the correct prime factorisation of 231?

Answer and explanation

Correct answer: (3\times7\times11)

Step 1: Write (231=21\times11). Step 2: Since (21=3\times7), (231=3\times7\times11). Step 3: 21 is composite, so do not keep it in the final answer.

Tags

prime-factorisationnumber-231easy

Frequently asked questions

What is the correct answer to this question?

(3\times7\times11)

Why is this the correct answer?

Step 1: Write (231=21\times11). Step 2: Since (21=3\times7), (231=3\times7\times11). Step 3: 21 is composite, so do not keep it in the final answer.

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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