# Convert angstroms to millimeters

Enter the number of angstroms you want to convert to millimeters in the text box below. The conversion to length in millimeters will update as you type.

angstroms (Å)
1 angstroms = 1×10-7 millimeters

## Precise decimal and fraction answers

The conversion in millimeters rounded to six significant decimal places is 1 Å = 1.00000E-07 mm. The precise fraction answer is 1/10000000 mm.

### Decimal Precision

Conversion from one to ten decimal places

• 1 Å = 1E-07 mm
• 1 Å = 1.0E-07 mm
• 1 Å = 1.00E-07 mm
• 1 Å = 1.000E-07 mm
• 1 Å = 1.0000E-07 mm
• 1 Å = 1.00000E-07 mm
• 1 Å = 1.000000E-07 mm
• 1 Å = 1.0000000E-07 mm
• 1 Å = 1.00000000E-07 mm
• 1 Å = 1.000000000E-07 mm

## How many millimeters are in an angstrom?

There are 1×10-7 millimeters in one angstrom. An angstrom is 1.0E-05% of a millimeter. A millimeter is 999,999,900% longer than one angstrom.

## Angstroms to millimeters conversion factor and formulas

Formula

The conversion factor between angstroms and millimeters is 10,000,000. This represents the ratio of angstroms per one millimeter. To calculate the value in millimeters, we can either divide by the conversion factor or multiply by its inverse.

### Division

To convert from angstroms to millimeters, divide angstroms by 10,000,000.
The formula is expressed as:
Å ÷ 10,000,000 = mm

### Multiplication

Alternatively we can multiply by the inverse conversion factor to get the same result.
The inverse of 10,000,000 is 1/10,000,000 or 0. To convert from angstroms to millimeters, multiply angstroms by 0.
The formula is expressed as:
Å × 0 = mm

Converting angstroms to millimeters is a conversion between units from separate unit systems - angstroms are Scientific defined units while millimeters are metric (SI) .

Scientific Unit

The angstrom is a measure of length defined as one ten billionth (1/10,000,000,000) of a meter or a ten millionth (1/10,000,000) of a millimeter. While it is based on the meter, it is not officially part of the SI metric system. The unit is named after Swedish physicist Jonas Ångstrom. The angstrom is used by the scientific community for measurement at the atomic or molecular scale. The symbol for angstrom is Å.

SI Unit

Within the SI (metric) system of measurement, the millimeter is officially defined as one thousandth (1/1,000) of a meter. It is commonly used when measuring very short lengths. Internationally it is spelled 'millimetre' whereas the U.S. spells it 'millimeter'. The symbol for millimeters is mm.

## Reverse this conversion

Convert from millimeters to angstroms instead.

## 1 angstroms to other length units

### Metric

• 1 Å = 1×10-13 km
• 1 Å = 1×10-10 m
• 1 Å = 1×10-9 dm
• 1 Å = 1×10-8 cm
• 1 Å = 1×10-7 mm
• 1 Å = 1×10-4 µ
• 1 Å = 0.1 nm

### Imperial/U.S.

• 1 Å = 6.214×10-14 mi
• 1 Å = 1.094×10-10 yd
• 1 Å = 3.281×10-10 ft
• 1 Å = 3.937×10-9 in

## References and Citations

1. International Bureau of Weights and Measures (BIPM) The International System of Units (SI) (2006)
2. International Bureau of Weights and Measures (BIPM) The International System of Units (SI)

## Angstroms to millimeters conversion table

mm
1 Å 1×10-7 mm
2 Å 2×10-7 mm
3 Å 3×10-7 mm
4 Å 4×10-7 mm
5 Å 5×10-7 mm
6 Å 6×10-7 mm
7 Å 7×10-7 mm
8 Å 8×10-7 mm
9 Å 9×10-7 mm
10 Å 1×10-6 mm
mm
20 Å 2×10-6 mm
30 Å 3×10-6 mm
40 Å 4×10-6 mm
50 Å 5×10-6 mm
60 Å 6×10-6 mm
70 Å 7×10-6 mm
80 Å 8×10-6 mm
90 Å 9×10-6 mm
100 Å 1×10-5 mm
1,000 Å 1×10-4 mm