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Home/ Questions/Q 4274112
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Editorial Team
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Editorial Team
Asked: May 21, 20262026-05-21T07:48:12+00:00 2026-05-21T07:48:12+00:00

I have a binary number and i want to get the decimal value of

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I have a binary number and i want to get the decimal value of only the seven bits and not include the 8th bit. How do i go about this in java.

eg. 130 as binary => 10000010, I only need 00000010 =>2 ,ie, change only the most significant bit to 0.

Please help.

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  1. Editorial Team
    Editorial Team
    2026-05-21T07:48:12+00:00Added an answer on May 21, 2026 at 7:48 am

    Use a bit-mask:

    int y = x & 0x7F;
    
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