Illetve, ha jól látom, ez egy little-endian platform, tehát szemléletesebb lehet, ha megfordítom a byte-sorrendet (most az első byte a karakterisztika):

4034000000000000 represents 20
4035000000000000 represents 21
4036000000000000 represents 22
4035800000000000 represents 21.5
4035400000000000 represents 21.25
4035200000000000 represents 21.125
403519999999999a represents 21.1
3ff0000000000000 represents 1
3fe0000000000000 represents 0.5
3fd0000000000000 represents 0.25
3fc0000000000000 represents 0.125
3fb999999999999a represents 0.1