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Pressure converter

centipascal to attopascal

Convert centipascal (cPa) to attopascal (aPa). Use an editable pressure converter, conversion formula, and reference table.

1e+16

1 cPa = 1e+16 aPa

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Conversion formula

aPa = cPa × 1e+16

One centipascal equals 1e+16 attopascal. Multiply your value in centipascal by this factor to get attopascal. For the reverse conversion, divide by the same factor.

Worked example

To convert 5 centipascal:
5 × 1e+16 = 5e+16 aPa

Conversion table

centipascal (cPa)attopascal (aPa)
0.011e+14
0.11e+15
11e+16
22e+16
55e+16
101e+17
252.5e+17
505e+17
1001e+18
10001e+19

About these measurements

Pressure is force per unit of area.

The base reference used here is the pascal. One centipascal is 0.01 base units; one attopascal is 1e-18 base units.

Important distinctions

Gauge and absolute pressures must not be mixed. This converts units without changing the reference pressure.

Precision

The converter uses stored conversion factors and floating-point arithmetic. Results display up to ten significant digits, switching to scientific notation for very small or large values. Keep the precision of your original measurement when reporting results.

Common questions

How do I convert cPa to aPa?

Multiply the quantity in cPa by 1e+16. You can also type the value into the converter above.

Can I reverse the conversion?

Yes. Use the swap button or open the attopascal to centipascal converter.

Reference

NIST Guide to the SI — conversion factors and prefix conventions. SI prefixes scale units by powers of ten; the dimension-specific notes above describe the assumptions used on this page.

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