10
2:1110101000=2:1111101000
5:13000=8:1750
3:1101101=9:1331
10:1000=2:1111101000
7:2626=3:1101001
4:33320=10:1000
8:1750=6:4344
6:4345=7:2626
5:13000=9:1331
4:33221=3:1101001