Joule to Femtojoule converter

1 joule = 1 × 10¹⁵ femtojoule1 femtojoule = 1 × 10⁻¹⁵ joule


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The result of your conversion between joule and femtojoule appears here

How to convert Joule to Femtojoule

Multiply the value in joule by 1 × 10¹⁵ to get the result in femtojoule.

Example: 5 J × 1 × 10¹⁵ = 5 × 10¹⁵ fJ

Joule to Femtojoule conversion table

JouleFemtojoule
0.1 J1 × 10¹⁴ fJ
0.5 J5 × 10¹⁴ fJ
1 J1 × 10¹⁵ fJ
2 J2 × 10¹⁵ fJ
3 J3 × 10¹⁵ fJ
4 J4 × 10¹⁵ fJ
5 J5 × 10¹⁵ fJ
10 J1 × 10¹⁶ fJ
15 J1.5 × 10¹⁶ fJ
20 J2 × 10¹⁶ fJ
25 J2.5 × 10¹⁶ fJ
50 J5 × 10¹⁶ fJ
100 J1 × 10¹⁷ fJ
500 J5 × 10¹⁷ fJ
1,000 J1 × 10¹⁸ fJ
FemtojouleJoule
0.1 fJ1 × 10⁻¹⁶ J
0.5 fJ5 × 10⁻¹⁶ J
1 fJ1 × 10⁻¹⁵ J
2 fJ2 × 10⁻¹⁵ J
3 fJ3 × 10⁻¹⁵ J
4 fJ4 × 10⁻¹⁵ J
5 fJ5 × 10⁻¹⁵ J
10 fJ1 × 10⁻¹⁴ J
15 fJ1.5 × 10⁻¹⁴ J
20 fJ2 × 10⁻¹⁴ J
25 fJ2.5 × 10⁻¹⁴ J
50 fJ5 × 10⁻¹⁴ J
100 fJ1 × 10⁻¹³ J
500 fJ5 × 10⁻¹³ J
1,000 fJ1 × 10⁻¹² J

Frequently asked questions

How much is 1 joule in femtojoule?

1 joule = 1 × 10¹⁵ femtojoule.

How much is 1 femtojoule in joule?

1 femtojoule = 1 × 10⁻¹⁵ joule.

How do I convert joule to femtojoule?

Multiply the value in joule by 1 × 10¹⁵ to get the result in femtojoule. Example: 5 J × 1 × 10¹⁵ = 5 × 10¹⁵ fJ.

About Joule

Joule (J) is a unit of energy.

1 joule = 0.2388459 calorie [I.T.] (cal)
1 calorie [I.T.] = 4.1868 joule

Use the converter above to convert joule into any other unit of energy.

About Femtojoule

Femtojoule (fJ) is a unit of energy.

1 femtojoule = 1 × 10⁻¹⁵ joule (J)
1 femtojoule = 2.388459 × 10⁻¹⁶ calorie [I.T.] (cal)
1 joule = 1 × 10¹⁵ femtojoule

The SI prefix femto- stands for 10⁻¹⁵, so 1 femtojoule = 10⁻¹⁵ joule.

Use the converter above to convert femtojoule into any other unit of energy.

Convert joule to other units

attojoule Board of Trade unit Btu Btu [thermochemical] calorie [I.T.] calorie [15° C] Calorie [nutritional] calorie [thermochemical] celsius heat unit centijoule cheval vapeur heure decijoule dekajoule dekawatt hour dekatherm electronvolt erg exajoule exawatt hour foot pound foot poundal gallon [UK] of automotive gasoline gallon [U.S.] of automotive gasoline gallon [UK] of aviation gasoline gallon [U.S.] of aviation gasoline gallon [UK] of diesel oil gallon [U.S.] of diesel oil gallon [UK] of distilate #2 fuel oil gallon [U.S.] of distilate #2 fuel oil gallon [UK] of kerosene type jet fuel gallon [U.S.] of kerosene type jet fuel gallon [UK] of LPG gallon [U.S.] of LPG gallon [UK] of naphtha type jet fuel gallon [U.S.] of naphtha type jet fuel gallon [UK] of kerosene gallon [U.S.] of kerosene gallon [UK] of residual fuel oil gallon [U.S.] of residual fuel oil gigaelectronvolt gigacalorie [I.T.] gigacalorie [15° C] gigajoule gigawatt hour gram calorie hartree hectojoule hectowatt hour horsepower hour hundred cubic foot of natural gas inch ounce inch pound kilocalorie [15° C] kilocalorie [I.T.] kilocalorie [thermochemical] kiloelectronvolt kilogram calorie kilogram-force meter kilojoule kilopond meter kiloton [explosive] kilowatt hour liter atmosphere megaelectronvolt megacalorie [I.T.] megacalorie [15° C] megajoule megalerg megaton [explosive] megawatthour meter kilogram-force microjoule millijoule myriawatt hour nanojoule newton meter petajoule petawatthour pferdestärkenstunde picojoule Q unit quad teraelectronvolt terajoule terawatthour therm [Europe] therm [U.S. (uncommon)] thermie ton [explosive] tonne of coal equivalent tonne of oil equivalent watthour wattsecond yoctojoule yottajoule yottawatthour zeptojoule zettajoule zettawatthour