tier_2 conversion

Convert rad to millirad

Convert rad to millirad with a verified formula, worked example, conversion table, precision guidance, and reverse conversion.

rad to millirad

rad to millirad

millirad

Quick answer

1 rad = 1e+3 millirad.

Formula

millirad = rad × 1e+3

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 rad to millirad

  • Enter a value in rad.
  • Multiply the rad value by 1e+3 to obtain millirad.
  • Round the displayed millirad value only when needed.

About these units

rad is a unit used in radiation absorbed dose conversions. Absorbed dose measures energy deposited by ionizing radiation per unit mass. Its recorded symbol is rd. millirad is a unit used in radiation absorbed dose conversions. Absorbed dose measures energy deposited by ionizing radiation per unit mass. Its recorded symbol is mrd.

Explore related conversions

rad to millirad conversion table

radmillirad
0 rad0e+3 millirad
1 rad1e+3 millirad
5 rad5e+3 millirad
10 rad1.0e+4 millirad
25 rad2.5e+4 millirad
100 rad1.00e+5 millirad

Frequently asked questions

How do I convert from rad to millirad?

Multiply the rad value by 1e+3 to obtain millirad.

What formula does CalculatorHQ use for rad to millirad?

millirad = rad × 1e+3

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 millirad back to rad?

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