Which is the prime factorisation of 30240?
Advertisement
Answer and explanation
Correct answer: (2^5\times3^3\times5\times7)
Step 1: Write (30240=32\times945). Step 2: (945=3^3\times5\times7), so (30240=2^5\times3^3\times5\times7). Step 3: Do not keep 945 in the final answer.
Frequently asked questions
What is the correct answer to this question?
(2^5\times3^3\times5\times7)
Why is this the correct answer?
Step 1: Write (30240=32\times945). Step 2: (945=3^3\times5\times7), so (30240=2^5\times3^3\times5\times7). Step 3: Do not keep 945 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.
Advertisement