101 1000 1110 0101 1100(2) =
(1 × 218 + 0 × 217 + 1 × 216 + 1 × 215 + 0 × 214 + 0 × 213 + 0 × 212 + 1 × 211 + 1 × 210 + 1 × 29 + 0 × 28 + 0 × 27 + 1 × 26 + 0 × 25 + 1 × 24 + 1 × 23 + 1 × 22 + 0 × 21 + 0 × 20)(10) =
(262 144 + 0 + 65 536 + 32 768 + 0 + 0 + 0 + 2 048 + 1 024 + 512 + 0 + 0 + 64 + 0 + 16 + 8 + 4 + 0 + 0)(10) =
(262 144 + 65 536 + 32 768 + 2 048 + 1 024 + 512 + 64 + 16 + 8 + 4)(10) =
364 124(10)
The number 101 1000 1110 0101 1100(2) converted from an unsigned binary (in base 2) and written as a positive integer (with no sign) in decimal system (in base ten):
101 1000 1110 0101 1100(2) = 364 124(10)
Spaces were used to group digits: for binary, by 4, for decimal, by 3.