0 x 0 x 0 x 0 x 0 x 0 = ... 0
1,000,000,000 = (1 x 1000000000000) + (0 x 100000000000) + (0 x 10000000000) + (0 x 1000000000) + (0 x 100000000) + (0 x 10000000) + (0 x 1000000) + (0 x 100000) + (0 x 10000) + (0 x 1000) + (0 x 100) + (0 x 10) + (0 x 1)
[0, x] assuming both 0 and x are included. If neither are included it would be (0, x). If 0 is included but x is not then it is [0, x). If x is included but 0 is not then it is (0, x].
6,000,000,000 in expanded for = (6 x 1000000000000) + (0 x 100000000000) + (0 x 10000000000) + (0 x 1000000000) + (0 x 100000000) + (0 x 10000000) + (0 x 1000000) + (0 x 100000) + (0 x 10000) + (0 x 1000) + (0 x 100) + (0 x 10) + (0 x 1)
9 x 1012 = 9,000,000,000,000 = (9 x 1012) + (0 x 1011) + (0 x 1010) + (0 x 109) + (0 x 108) + (0 x 107) + (0 x 106) + (0 x 105) + (0 x 104) + (0 x 103) + (0 x 102) + (0 x 101) + (0 x 100).
(5 x 1024) + (7 x 1023) + (0 x 1022) + (0 x 1021) + (0 x 1020) + (0 x 1019) + (0 x 1018) + (0 x 1017) + (0 x 1016) + (0 x 1015) + (0 x 1014) + (0 x 1013) + (0 x 1012) + (0 x 1011) + (0 x 1010) + (0 x 109) + (0 x 108) + (0 x 107) + (0 x 106) + (0 x 105) + (0 x 104) + (0 x 103) + (0 x 102) + (0 x 101) + (0 x 100)
0 x 0 x 0 x 0 x 0 x 0 = ... 0
Nine septillion = (9 x 1024) + (0 x 1023) + (0 x 1022) + (0 x 1021) + (0 x 1020) + (0 x 1019) + (0 x 1018) + (0 x 1017) + (0 x 1016) + (0 x 1015) + (0 x 1014) + (0 x 1013) + (0 x 1012) + (0 x 1011) + (0 x 1010) + (0 x 109) + (0 x 108) + (0 x 107) + (0 x 106) + (0 x 105) + (0 x 104) + (0 x 103) + (0 x 102) + (0 x 101) + (0 x 100)
(1 x 10000000000000000) + (0 x 1000000000000000) + (0 x 100000000000000) + (0 x 10000000000000) + (0 x 1000000000000) + (0 x 100000000000) + (0 x 10000000000) + (0 x 1000000000) + (0 x 100000000) + (0 x 10000000) + (0 x 1000000) + (0 x 100000) + (0 x 10000) + (0 x 1000) + (0 x 100) + (0 x 10) + (0 x 1)
(5 x 100000000000000) + (0 x 10000000000000) + (0 x 1000000000000) + (0 x 100000000000) + (6 x 10000000000) + (0 x 1000000000) + (0 x 100000000) + (0 x 10000000) + (0 x 1000000) + (0 x 100000) + (0 x 10000) + (0 x 1000) + (0 x 100) + (0 x 10) + (0 x 1)
200,400,000,000 = (2 x 100000000000000) + (0 x 10000000000000) + (0 x 1000000000000) + (0 x 100000000000) + (4 x 10000000000) + (0 x 1000000000) + (0 x 100000000) + (0 x 10000000) + (0 x 1000000) + (0 x 100000) + (0 x 10000) + (0 x 1000) + (0 x 100) + (0 x 10) + (0 x 1)
200,400,000,000 =(2 x 100000000000) + (0 x 10000000000) + (0 x 1000000000) + (4 x 100000000) + (0 x 10000000) + (0 x 1000000) + (0 x 100000) + (0 x 10000) + (0 x 1000) + (0 x 100) + (0 x 10) + (0 x 1) or(2 x 1011) + (0 x 1010) + (0 x 109) + (4 x 108) + (0 x 107) + (0 x 106) + (0 x 105) + (0 x 104) + (0 x 103) + (0 x 102) + (0 x 101) + (0 x 100)
10 billion = (1 x 10000000000000) + (0 x 1000000000000) + (0 x 100000000000) + (0 x 10000000000) + (0 x 1000000000) + (0 x 100000000) + (0 x 10000000) + (0 x 1000000) + (0 x 100000) + (0 x 10000) + (0 x 1000) + (0 x 100) + (0 x 10) + (0 x 1)
1,000,000,000 = (1 x 1000000000000) + (0 x 100000000000) + (0 x 10000000000) + (0 x 1000000000) + (0 x 100000000) + (0 x 10000000) + (0 x 1000000) + (0 x 100000) + (0 x 10000) + (0 x 1000) + (0 x 100) + (0 x 10) + (0 x 1)
4,000,000,000,000 = (4 x 1000000000000) + (0 x 100000000000) + (0 x 10000000000) + (0 x 1000000000) + (0 x 100000000) + (0 x 10000000) + (0 x 1000000) + (0 x 100000) + (0 x 10000) + (0 x 1000) + (0 x 100) + (0 x 10) + (0 x 1)
(2 x 100000000000) + (0 x 10000000000) + (0 x 1000000000) + (0 x 100000000) + (0 x 10000000) + (0 x 1000000) + (0 x 100000) + (0 x 10000) + (0 x 1000) + (4 x 100) + (0 x 10) + (0 x 1)
90,000,000 can be expressed in expanded notation with and without exponents:(9 x 107) + (0 x 106) + (0 x 105) + (0 x 104) + (0 x 103) + (0 x 102) + (0 x 101) + (0 x 100).(9 x 10000000) + (0 x 1000000) + (0 x 100000) + (0 x 10000) + (0 x 1000) + (0 x 100) + (0 x 10) + (0 x 1).