55*26+15678

To calculate \( 55 \times 26 + 15678 \):

First, calculate \( 55 \times 26 \): \[ 55 \times 26 = 1430 \]

Next, add \( 1430 \) to \( 15678 \): \[ 1430 + 15678 = 17108 \]

So, \( 55 \times 26 + 15678 = 17108 \).