Megaelectron Volt to Hartree Converter

Energy Converter

27 units available

Decimals:

From

To

36,749.322176

1 MeV = 36,749.322176 Eh

Formula:

Eh = MeV × 36,749.322175655

With your value: 1 MeV = 36,749.32217565 Eh

How big is that?

Everyday references on a logarithmic scale, all expressed in megaelectron volt so you can sanity-check the result.

Your value1.00 MeV

Heartbeat (6.2e+12× your value)6.24e+12 MeV

AA battery charge (6.2e+16× your value)6.24e+16 MeV

Slice of bread (1.7e+18× your value)1.75e+18 MeV

Daily food intake (5.2e+19× your value)5.24e+19 MeV

Litre of petrol (2.1e+20× your value)2.13e+20 MeV

Other Megaelectron Volt to Hartree conversions

2 MeV to Eh 3 MeV to Eh 4 MeV to Eh 5 MeV to Eh 6 MeV to Eh 7 MeV to Eh 8 MeV to Eh

Megaelectron Volt to Hartree Conversion Table

Megaelectron Volt (MeV)	Hartree (Eh)
0.5	18,374.661088
1	36,749.322176
2	73,498.644351
5	183,746.610878
10	367,493.221757
15	551,239.832635
20	734,986.443513
25	918,733.054391
50	1,837,466.108783
100	3,674,932.217565
250	9,187,330.543914
500	18,374,661.087827
1000	36,749,322.175655

Hartree to Megaelectron Volt Conversion Table

Hartree (Eh)	Megaelectron Volt (MeV)
0.5	1.360569e-5
1	2.721139e-5
2	5.442277e-5
5	0.000136
10	0.000272
15	0.000408
20	0.000544
25	0.00068
50	0.001361
100	0.002721
250	0.006803
500	0.013606
1000	0.027211

Where these values come from

Every factor on this page is traced to the document that defines it. See the full provenance dataset or our methodology.

Megaelectron Volt (MeV)

Energy

Exact conversion

Derived from the joule (1 J = 1 kg·m²/s²). Thermochemical and IT calories, BTU and kWh are exact defined multiples.

Source: NIST Special Publication 811, Guide for the Use of the International System of Units

National Institute of Standards and Technology (US) · Reviewed 2026-07-01

Hartree (Eh)

Energy

Exact conversion

Derived from the joule (1 J = 1 kg·m²/s²). Thermochemical and IT calories, BTU and kWh are exact defined multiples.

Source: NIST Special Publication 811, Guide for the Use of the International System of Units

National Institute of Standards and Technology (US) · Reviewed 2026-07-01

How to Convert Megaelectron Volt to Hartree

To convert from Megaelectron Volt (MeV) to Hartree (Eh), multiply the value by 36,749.3221756549.

Formula: Eh = MeV × 36,749.322175655

Reverse: MeV = Eh × 0.0000272114

Step-by-Step Example

Start with your value in Megaelectron Volt. For example: 5 MeV
Multiply by the conversion factor: 5 x 36,749.3221756549
The result is: 183,746.610878 Eh

About Megaelectron Volt

The megaelectron volt (MeV) is a unit of energy and work. One megaelectron volt equals 1.602177 × 10^-13 joules. UnitConvertLab converts it against every other energy unit using this exact definition, so results are reproducible to full double precision rather than rounded lookup tables.

Common uses: energy calculations, engineering and science, education.

About Hartree

The hartree (Eh) is a unit of energy and work. One hartree equals 4.359745 × 10^-18 joules. UnitConvertLab converts it against every other energy unit using this exact definition, so results are reproducible to full double precision rather than rounded lookup tables.

Common uses: energy calculations, engineering and science, education.

Frequently Asked Questions

How many Hartree are in 1 Megaelectron Volt?

There are exactly 36,749.3221756549 Hartree in 1 Megaelectron Volt. This means the conversion factor from Megaelectron Volt to Hartree is 36,749.3221756549.

What is the formula to convert Megaelectron Volt to Hartree?

The formula to convert Megaelectron Volt to Hartree is: Eh = MeV × 36,749.322175655. For example, to convert 10 Megaelectron Volt to Hartree, you would multiply 10 by 36,749.3221756549.

What is a Megaelectron Volt?