🧮
Bit Counter
Count the number of
1
bits in a 64‑bit or 128‑bit number. Enter in hex
(0x…)
or decimal.
Bit Width
64‑bit
128‑bit
Input Base
Auto‑detect
Hex (0x…)
Decimal
Number
⚡
Count
Number of 1s
—
Number of 0s
—
Total bits
—
Hex (padded)
—
Binary representation
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