Which is the prime factorisation of 2197?
Answer and explanation
Correct answer: (13^3)
Step 1: Write (2197=13\times169). Step 2: (169=13^2), so (2197=13^3). Step 3: Since 169 is composite, write (13^3) in the final form.
Frequently asked questions
What is the correct answer to this question?
(13^3)
Why is this the correct answer?
Step 1: Write (2197=13\times169). Step 2: (169=13^2), so (2197=13^3). Step 3: Since 169 is composite, write (13^3) 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.