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  1. The least number of five digits which has 123 as a factor is
    1. 10037
    2. 10086
    3. 10081
    4. 10063
Correct Option: B

The smallest number of 5 digits = 10000
Remainder on dividing 10000 by 123 = 37
∴ Required number
= 10000 + (123 – 37) = 10086


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