1100 0001 0100 1001 0000 0000 0101 1000(2) =
(1 × 231 + 1 × 230 + 0 × 229 + 0 × 228 + 0 × 227 + 0 × 226 + 0 × 225 + 1 × 224 + 0 × 223 + 1 × 222 + 0 × 221 + 0 × 220 + 1 × 219 + 0 × 218 + 0 × 217 + 1 × 216 + 0 × 215 + 0 × 214 + 0 × 213 + 0 × 212 + 0 × 211 + 0 × 210 + 0 × 29 + 0 × 28 + 0 × 27 + 1 × 26 + 0 × 25 + 1 × 24 + 1 × 23 + 0 × 22 + 0 × 21 + 0 × 20)(10) =
(2 147 483 648 + 1 073 741 824 + 0 + 0 + 0 + 0 + 0 + 16 777 216 + 0 + 4 194 304 + 0 + 0 + 524 288 + 0 + 0 + 65 536 + 0 + 0 + 0 + 0 + 0 + 0 + 0 + 0 + 0 + 64 + 0 + 16 + 8 + 0 + 0 + 0)(10) =
(2 147 483 648 + 1 073 741 824 + 16 777 216 + 4 194 304 + 524 288 + 65 536 + 64 + 16 + 8)(10) =
3 242 786 904(10)
The number 1100 0001 0100 1001 0000 0000 0101 1000(2) converted from an unsigned binary (in base 2) and written as a positive integer (with no sign) in decimal system (in base ten):
1100 0001 0100 1001 0000 0000 0101 1000(2) = 3 242 786 904(10)
Spaces were used to group digits: for binary, by 4, for decimal, by 3.