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Which is the prime factorisation of 15840?
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Answer and explanation
Correct answer: (2^5\times3^2\times5\times11)
Step 1: Write (15840=32\times495). Step 2: (32=2^5) and (495=3^2\times5\times11), so (15840=2^5\times3^2\times5\times11). Step 3: Give 495 its complete prime form.
Frequently asked questions
What is the correct answer to this question?
(2^5\times3^2\times5\times11)
Why is this the correct answer?
Step 1: Write (15840=32\times495). Step 2: (32=2^5) and (495=3^2\times5\times11), so (15840=2^5\times3^2\times5\times11). Step 3: Give 495 its complete prime 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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