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Milli to Micro Converter

1 milli unit is exactly 1000 micro units. Convert milli units (m) to micro units (µ) below: type a value and the result updates as you type.

m to µ calculator

Dot or comma decimals and scientific notation (1e-3) work.

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Result

Milli to Micro conversion

1 m = 1000 µone milli unit in micro units

1 µ = 0.001 mone micro unit in milli units

Milli (m): The SI prefix milli (m): a factor of 10⁻³, which is one thousandth (10⁻³).

Micro (µ): The SI prefix micro (µ): a factor of 10⁻⁶, which is one millionth (10⁻⁶).

Source:SI Brochure, 9th edition (BIPM, 2019)

How to convert milli units to micro units

To convert milli units to micro units, multiply the number of milli units by 1000.

Formula

µ = m × 1000

Examples

  • 5 m = 5 × 1000 = 5000 µ
  • 25 m = 25 × 1000 = 25000 µ
  • 100 m = 100 × 1000 = 100000 µ

Milli to Micro conversion table

Milli to Micro
Milli (m)Micro (µ)
0.1 m100 µ
0.5 m500 µ
1 m1000 µ
2 m2000 µ
3 m3000 µ
5 m5000 µ
10 m10000 µ
20 m20000 µ
25 m25000 µ
50 m50000 µ
100 m100000 µ
250 m250000 µ
500 m500000 µ
1000 m1000000 µ

Values rounded to 10 significant digits where needed.

Common conversions

Frequently asked questions

How many micro units are in one milli unit?
One milli unit is exactly 1000 micro units.
How do I convert micro units to milli units?
To convert micro units to milli units, multiply the number of micro units by 0.001. The formula is m = µ × 0.001.
Is this conversion exact?
Yes. Both units have exact definitions and the factor 1000 is exact. Displayed results are only rounded when they have many decimal places.
Which is larger, a milli unit or a micro unit?
A milli unit is 1000 times larger than a micro unit. In other words, a micro unit is exactly 1/1000 of a milli unit.