Conversion in the opposite direction
The inverse of the conversion factor is that 1 mile per hour is equal to 0.00156572295837955 times 555 knots.
It can also be expressed as: 555 knots is equal to miles per hour.
An approximate numerical result would be: five hundred and fifty-five knots is about six hundred and thirty-eight point six seven miles per hour, or alternatively, a mile per hour is about zero times five hundred and fifty-five knots.
 The precision is 15 significant digits (fourteen digits to the right of the decimal point).Results may contain small errors due to the use of floating point arithmetic.