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Class 10 Mathematics Real Numbers Prime FactorisationEasyLevel 9

What is the correct prime factorisation of 2187?

Answer and explanation

Correct answer: (3^7)

Step 1: Divide 2187 repeatedly by 3. Step 2: Seven factors of 3 give (2187=3^7). Step 3: 9 and 27 are composite, so keep base 3 in the final form.

Tags

prime-factorisationpower-of-threeeasy

Frequently asked questions

What is the correct answer to this question?

(3^7)

Why is this the correct answer?

Step 1: Divide 2187 repeatedly by 3. Step 2: Seven factors of 3 give (2187=3^7). Step 3: 9 and 27 are composite, so keep base 3 in the final form.

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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