27501 = 2 x 20000 + 7 x 1000 + 5 x 100 + 1
106712 = 1 x 100000 + 6 x 1000 + 7 x 100 + 1 x 10 + 2
7110385 = 7 x 1000000 + 1 x 100000 + 1 x 10000 + 3 x 100 + 8 x 10 + 5
2915404267 = 2 x 1000000000 + 9 x 100000000 + 1 x 10000000 + 5 x 1000000 + 4 x 1000 + 2 x 100 + 6 x 10 + 7