Question

hcf of 650,115,920 and 253 using prime factorisation method

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Answer 1

Answer:

Prime factorisation of

650 = 2 * 5^2 * 13

115 = 23 * 5

920 = 2^3 * 23 * 5

253 = 11 * 23

So HCF = 1 (since nothing is common between all of these except 1).