Elementary Charges to Milliampere-hours Converter
Convert elementary charges (e) to milliampere-hours (mAh)
Result
1 e = 4.4504906 × 10⁻²⁰ mAh
1 e in other units
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How to convert elementary charges to milliampere-hours
There are 2.246943 × 10¹⁹ elementary charges in one milliampere-hour, so divide the number of elementary charges by 2.246943 × 10¹⁹.
mAh = e ÷ 2.246943 × 10¹⁹
1 e = 4.450491 × 10⁻²⁰ mAh · 1 mAh = 2.246943 × 10¹⁹ e
Worked example
To convert 5 elementary charges to milliampere-hours: 5 e ÷ 2.246943 × 10¹⁹ = 2.225245 × 10⁻¹⁹ mAh.
About elementary charges (e)
The elementary charge is the charge of one proton, exactly 1.602176634 × 10⁻¹⁹ C.
About milliampere-hours (mAh)
A milliampere-hour is 3.6 C. Phone and power-bank batteries are rated in mAh.
More conversions
Elementary Charges to other units
Frequently asked questions
How many milliampere-hours are in one elementary charge?
One elementary charge equals 4.450491 × 10⁻²⁰ milliampere-hours.
How many elementary charges are in one milliampere-hour?
One milliampere-hour equals 2.246943 × 10¹⁹ elementary charges.
How do I convert elementary charges to milliampere-hours?
Use the formula mAh = e ÷ 2.246943 × 10¹⁹. For example, 5 e ÷ 2.246943 × 10¹⁹ = 2.225245 × 10⁻¹⁹ mAh.