Convert kilogram to milligram
1 kg = 1,000,000 mg
sig figs
1 kg = 1,000,000 mg
1 kg in every mass unit
| unified atomic mass unit (dalton) | 6.02e+26 u |
| picogram | 1,000,000,000,000,000 pg |
| nanogram | 1,000,000,000,000 ng |
| microgram | 1,000,000,000 μg |
| milligram | 1,000,000 mg |
| centigram | 100,000 cg |
| grain | 15,400 gr |
| metric carat | 5,000 ct |
| gram | 1,000 g |
| pennyweight | 643 dwt |
| dram | 564 dr |
| ounce | 35.3 oz |
| troy ounce | 32.2 oz t |
| troy pound | 2.68 lb t |
| pound | 2.2 lb |
| kilogram | 1 kg |
| stone | 0.157 st |
| slug | 0.0685 slug |
| US hundredweight | 0.022 cwt |
| UK long hundredweight | 0.0197 cwt (UK) |
| quintal | 0.01 q |
| US short ton | 0.0011 ton |
| metric tonne | 0.001 t |
| UK long ton | 0.000984 long ton |
| kilotonne | 0.000001 kt |
| megatonne | 1.00e-09 Mt |
| gigatonne | 1.00e-12 Gt |
| Earth mass | 1.67e-25 Mearth |
| solar mass | 5.03e-31 Msun |
How the conversion works
Multiply by 1,000,000 to go from kilogram to milligram, or divide by it to go back. Every conversion on this site routes through the SI value (kg) rather than a table of pairwise factors, so a round-trip returns exactly what you started with.
Going the other way? milligram to kilogram: 1 mg = 0.000001 kg.
kilogram to milligram: common values
| 1 kg | 1,000,000 mg |
| 2 kg | 2,000,000 mg |
| 3 kg | 3,000,000 mg |
| 5 kg | 5,000,000 mg |
| 10 kg | 10,000,000 mg |
| 15 kg | 15,000,000 mg |
| 20 kg | 20,000,000 mg |
| 25 kg | 25,000,000 mg |
| 50 kg | 50,000,000 mg |
| 75 kg | 75,000,000 mg |
| 100 kg | 100,000,000 mg |
| 250 kg | 250,000,000 mg |
| 500 kg | 500,000,000 mg |
| 1000 kg | 1,000,000,000 mg |