Which of the following pairs is correctly

In each of the following giving number series, a wrong number is given. Find out the wrong number?

46 23 23 34.5 70 172.5

86,142, 232, 364, 547

3, 4, 9, 28, 116, 566, 3397 

43, 42, 41, 39, 33, 10

31, 39, 49, 73, 121, 217

124, 186, 375, 930, 2790, 9765

Find the wrong number in given number series.

136, 184, 250, 304, 376, 456

128, 132, 123, 139, 113, 150

Find the wrong number in given number series.

1930, 1813, 1730, 1609, 1522, 1445

1460, 1443, 1430, 1415, 1404, 1395