72183074444803790189900
2384 = 2000 + 300 + 80 + 42205 = 2000 + 200 + 57070 = 7000 + 707007 = 7000 + 73035 = 3000 + 30 + 5
721
8307
4444
8037
9018
9900
2384 = 2000 + 300 + 80 + 4
2205 = 2000 + 200 + 5
7070 = 7000 + 70
7007 = 7000 + 7
3035 = 3000 + 30 + 5