@extra-integer/bit-scan (npm): Gets index of first set bit from left of 32-bit integer (mod37 method).
Keywords: extra|integer|32bit|bit|abs|log10|log2|pow10|pow2|next|scan|is|is-pow-2|log-10|log-2|next-pow-2|pow-10|pow-2|prev-pow-2|sign-equal