Step 1: Since 114535768645 do not have a decimal point, we will add one at the end of the number 114535768645.
114535768645.
Step 2: Move the decimal point from its current position (the black dot) to a position immediately to the right of the first nonzero digit (the red dot).
1.14535768645.
Step 3: We moved the decimal point 11 spaces to the right. Therefore, the exponent on base 10 will be positive 11.Now we know that the:
Mantissa = 1.14535768645
Exponent = 11
So, the solution is:
$$114535768645 = \color{blue}{ 1.14535768645} \cdot 10^{ \color{red}{ 11 }}$$