4220 = (710)6 = (76)*10 = 420
1240 = (34)10 = (310)*4 = 480
2516 = (55)16 = (516)*5 = 400
1518 = (35)6 = (36)*5 = 270
4514 = (95)7 = (97)*5 = 630
1360 = (136)10 = (610)*13 = 780
4520 = (95)4 = (94)*5 = 900
1530 = (35)6 = (36)*5 = 450
1450 = (72)25 = (725)*2 = 700
4220 = (710)6 = (76)*10 = 420
1240 = (34)10 = (310)*4 = 480
2516 = (55)16 = (516)*5 = 400
1518 = (35)6 = (36)*5 = 270
4514 = (95)7 = (97)*5 = 630
1360 = (136)10 = (610)*13 = 780
4520 = (95)4 = (94)*5 = 900
1530 = (35)6 = (36)*5 = 450
1450 = (72)25 = (725)*2 = 700