Picometers to Micrometers Converter
Enter the length in picometers below to convert it to micrometers.
Convert Picometers to Micrometers
Enter a value in picometers (pm) to convert to micrometers (µm).
Picometers to Micrometers Conversion Chart (1–40 Continuous)
Continuous 1 to 40 picometers lookup table with exact decimals and reduced nearest 1/64 fractions. Highlighted rows mark common shop and ruler values.
| Picometers (pm) | Decimal (µm) | Fraction — Nearest 1/64 (Reduced) | Nearest 1/16 (Tape) |
|---|---|---|---|
1 pm★ Common | 0.000001 µm | 0 µm | 0 µm |
2 pm★ Common | 0.000002 µm | 0 µm | 0 µm |
3 pm★ Common | 0.000003 µm | 0 µm | 0 µm |
4 pm | 0.000004 µm | 0 µm | 0 µm |
5 pm★ Common | 0.000005 µm | 0 µm | 0 µm |
6 pm★ Common | 0.000006 µm | 0 µm | 0 µm |
7 pm | 0.000007 µm | 0 µm | 0 µm |
8 pm★ Common | 0.000008 µm | 0 µm | 0 µm |
9 pm | 0.000009 µm | 0 µm | 0 µm |
10 pm★ Common | 0.00001 µm | 0 µm | 0 µm |
11 pm | 0.000011 µm | 0 µm | 0 µm |
12 pm★ Common | 0.000012 µm | 0 µm | 0 µm |
How to Convert Picometers to Micrometers
To convert picometers to micrometers, multiply the length by the following conversion ratio: 0.000001 micrometers/picometer.
Since one picometer is equal to 0.000001 micrometers, you can use this simple formula to convert:
The length in micrometers is equal to the length in picometers multiplied by 0.000001.
For example, here's how to convert 5 picometers to micrometers using the formula above.
How Many Micrometers Are in a Picometer?
There are 0.000001 micrometers in a picometer, which is why we use this value in the formula above.
Our picometer fraction and decimal calculator can convert picometers and micrometers, and it automatically converts the results to US customary, imperial, and SI metric values.
Picometers and micrometers are both units used to measure length. Keep reading to learn more about each unit.
How to Convert Picometers to Fractional Inches (1/16″, 1/32″ & 1/64″)
Plain-language method for turning decimal inches into a standard tape-measure or machinist ruler fraction
Calculators give you a decimal number (such as 0 in), but tape measures and woodworking rulers are marked in binary fractions of an inch—most commonly 1/16″ on carpenter tapes, 1/32″ on fine woodworking rules, and 1/64″ on machinist scales.
Here is the step-by-step worked example for converting 5 picometers (pm) into fractional inches:
- Find the decimal inches result: Convert 5 pm to inches to get 0 in.
- Separate the whole inches from the decimal part: Keep the whole number 0 aside, leaving the decimal remainder 0.
- Multiply the decimal part by your desired fraction denominator (16, 32, or 64) and round half up: Multiply 0 by 16, 32, or 64, then round to the nearest whole number (values ending in .5 round up).
- Reduce the fraction to lowest terms: If the rounded top number (numerator) is even, divide both top and bottom by 2 (or their Greatest Common Divisor) until the top number is odd, then combine with your whole inches.
What Is a Picometer?
A picometer is a unit of length equal to 1/1,000,000,000,000 of a meter (1e-12 m). One trillionth of a meter (10⁻¹² m), used for atomic radii. [1]
The picometer is classified as a metric and SI-compatible unit of length. Picometers can be abbreviated as pm; for example, 1 picometer can be written as 1 pm.
In the metric system, "pico" is the standard SI prefix for trillionths, or 10⁻¹². This makes the picometer (pm) a convenient decimal multiple of the meter (m).
In practice, picometers (pm) are widely used across fine-tolerance laboratory, analytical, and micro-scale length measurements within SI metric workflows, engineering documentation, and technical data sheets.
What Is a Micrometer?
A micrometer is a unit of length equal to 1/1,000,000 of a meter (0.000001 m). One millionth of a meter (10⁻⁶ m), also known as a micron. [2]
The micrometer is classified as a metric and SI-compatible unit of length. Micrometers can be abbreviated as µm; for example, 1 micrometer can be written as 1 µm.
In the metric system, "micro" is the standard SI prefix for millionths, or 10⁻⁶. This makes the micrometer (µm) a convenient decimal multiple of the meter (m).
In practice, micrometers (µm) are widely used across fine-tolerance laboratory, analytical, and micro-scale length measurements within SI metric workflows, engineering documentation, and technical data sheets.
When converting length between picometers (pm) and micrometers (µm), keep full floating-point precision (1 pm = 0.000001 µm; 1 µm = 1,000,000 pm) during intermediate calculations and round only the final micrometer figure to match your instrument tolerance.
More Picometer & Micrometer Conversions
Need to calculate in the opposite direction? Use our micrometers to picometers calculator to switch your starting unit immediately. You can also explore related tools such as converting micrometers to picometers, converting inches to micrometers, or converting centimeters to inches.
Convert from Picometers
Frequently Asked Questions
References
- [1]NIST OWM StandardNIST OWM (SI Units — Length)·Length Metrology Standard — Picometers (pm) to Micrometers (µm)
- [2]BIPM SpecificationBIPM (SI Base Unit: Metre (m))·Unit Specifications: Picometer (pm) & Micrometer (Micron) (µm)
- [3]NIST HB 133 ReferenceNIST HB 133 (NIST Handbook 133 (2019 Ed.))·Conversion Factors & Mathematical Basis (pm to µm)