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Convert astronomical unit to millimeter

Convert astronomical unit to millimeter with a verified formula, worked example, conversion table, precision guidance, and reverse conversion.

astronomical unit to millimeter

astronomical unit to millimeter

millimeter

Quick answer

1 astronomical unit = 1.49597870691E14 millimeter.

Formula

millimeter = astronomical unit × 149597870691000.0000000000000

Precision

The stored factor is used at full decimal precision; round only the displayed result to the precision required by the task.

How to convert astronomical unit to millimeter

  • Enter a value in astronomical unit.
  • CalculatorHQ converts this pair with the expression y = x × 149597870691000.0000000000000.
  • Round the displayed millimeter value only when needed.

About these units

astronomical unit is a unit used in length conversions. Length measures distance or linear extent. Its recorded symbol is AU, UA. millimeter is a unit used in length conversions. Length measures distance or linear extent. Its recorded symbol is mm.

Explore related conversions

astronomical unit to millimeter conversion table

astronomical unitmillimeter
0 astronomical unit0e-13 millimeter
1 astronomical unit1.49597870691e+14 millimeter
5 astronomical unit7.47989353455e+14 millimeter
10 astronomical unit1.49597870691e+15 millimeter
25 astronomical unit3.73994676728e+15 millimeter
100 astronomical unit1.49597870691e+16 millimeter

Frequently asked questions

How do I convert from astronomical unit to millimeter?

CalculatorHQ converts this pair with the expression y = x × 149597870691000.0000000000000.

What formula does CalculatorHQ use for astronomical unit to millimeter?

millimeter = astronomical unit × 149597870691000.0000000000000

How should I round the result?

The stored factor is used at full decimal precision; round only the displayed result to the precision required by the task.

Can I convert millimeter back to astronomical unit?

Yes. Use the linked reverse conversion, whose formula is validated against this pair with round-trip tests.