Megaton of TNT to Kiloton of TNT Converter

Energy Converter

27 units available

Decimals:

From

To

1,000

1 MtTNT = 1,000 ktTNT

Formula:

ktTNT = MtTNT × 1,000

With your value: 1 MtTNT = 1,000 ktTNT

How big is that?

Everyday references on a logarithmic scale, all expressed in megaton of tnt so you can sanity-check the result.

Heartbeat (1/4.2e+15 your value)2.39e-16 MtTNT

AA battery charge (1/4.2e+11 your value)2.39e-12 MtTNT

Slice of bread (1/1.5e+10 your value)6.69e-11 MtTNT

Daily food intake (1/5.0e+8 your value)2.01e-9 MtTNT

Litre of petrol (1/1.2e+8 your value)8.17e-9 MtTNT

Your value1.00 MtTNT

Other Megaton of TNT to Kiloton of TNT conversions

2 MtTNT to ktTNT 3 MtTNT to ktTNT 4 MtTNT to ktTNT 5 MtTNT to ktTNT 6 MtTNT to ktTNT 7 MtTNT to ktTNT 8 MtTNT to ktTNT

Megaton of TNT to Kiloton of TNT Conversion Table

Megaton of TNT (MtTNT)	Kiloton of TNT (ktTNT)
0.5	500
1	1,000
2	2,000
5	5,000
10	10,000
15	15,000
20	20,000
25	25,000
50	50,000
100	100,000
250	250,000
500	500,000
1000	1,000,000

Kiloton of TNT to Megaton of TNT Conversion Table

Kiloton of TNT (ktTNT)	Megaton of TNT (MtTNT)
0.5	0.0005
1	0.001
2	0.002
5	0.005
10	0.01
15	0.015
20	0.02
25	0.025
50	0.05
100	0.1
250	0.25
500	0.5
1000	1

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.

Megaton of TNT (MtTNT)

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

Kiloton of TNT (ktTNT)

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 Megaton of TNT to Kiloton of TNT

To convert from Megaton of TNT (MtTNT) to Kiloton of TNT (ktTNT), multiply the value by 1,000.

Formula: ktTNT = MtTNT × 1,000

Reverse: MtTNT = ktTNT × 0.001

Step-by-Step Example

Start with your value in Megaton of TNT. For example: 5 MtTNT
Multiply by the conversion factor: 5 x 1,000
The result is: 5,000 ktTNT

About Megaton of TNT

The megaton of tnt (MtTNT) is a unit of energy and work. One megaton of tnt equals 4.184000 × 10^+15 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 Kiloton of TNT

The kiloton of tnt (ktTNT) is a unit of energy and work. One kiloton of tnt equals 4.184000 × 10^+12 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 Kiloton of TNT are in 1 Megaton of TNT?

There are exactly 1,000 Kiloton of TNT in 1 Megaton of TNT. This means the conversion factor from Megaton of TNT to Kiloton of TNT is 1,000.

What is the formula to convert Megaton of TNT to Kiloton of TNT?

The formula to convert Megaton of TNT to Kiloton of TNT is: ktTNT = MtTNT × 1,000. For example, to convert 10 Megaton of TNT to Kiloton of TNT, you would multiply 10 by 1,000.

What is a Megaton of TNT?