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Subjects
Class 10MathematicsReal NumbersPrime FactorisationMediumLevel 10
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Which number has prime factorisation (3^3 \times 7)?

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Answer and explanation

Correct answer: 189

Step 1: (3^3=27). Step 2: (27 \times 7=189), so the number is (189). Step 3: Remembering small powers helps you calculate faster.

Related tags

Real-NumbersPrime-FactorisationValue

Frequently asked questions

What is the correct answer to this question?

189

Why is this the correct answer?

Step 1: (3^3=27). Step 2: (27 \times 7=189), so the number is (189). Step 3: Remembering small powers helps you calculate faster.

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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