Calorie to Therm (cal to thm)

Convert cal to thmEnergy converter

One calorie equals 3.965666e-8 thm, so to convert calories to therms you multiply the value by 3.965666e-8. A calorie is smaller than a therm — going the other way, 1 thm = 25216443.59 cal. For example, 10 cal = 3.965666e-7 thm and 50 cal = 0.0000019828 thm.

3.965666e-8Click to copy

1 cal = 3.965666e-8 thm

Calorie to Therm formula

1 Calorie = 3.965666e-8 thm

Worked examples

  • 25 cal = 9.914166e-7 thm
  • 100 cal = 0.0000039657 thm

Calorie to Therm conversion table

Calorie (cal)Therm (thm)
13.965666e-8
27.931333e-8
31.189700e-7
51.982833e-7
83.172533e-7
103.965666e-7
124.758800e-7
155.948499e-7
207.931333e-7
259.914166e-7
500.0000019828
1000.0000039657
2500.0000099142
5000.0000198283
10000.0000396567

Frequently asked questions

How many therms are in one calorie?

One calorie equals 3.965666e-8 therms (thm).

How many calories are in one therm?

One therm equals 25216443.59 calories (cal).

How do you convert calories to therms?

1 Calorie = 3.965666e-8 thm. Use the calculator above for any value.

What is 5 cal in thm?

5 cal = 1.982833e-7 thm.

What is 100 cal in thm?

100 cal = 0.0000039657 thm.

What is 10 cal in thm?

10 cal = 3.965666e-7 thm.

What is 20 cal in thm?

20 cal = 7.931333e-7 thm.

Is a calorie bigger than a therm?

No. A calorie is smaller — one calorie equals 3.965666e-8 therms, while one therm equals 25216443.59 calories.

Related energy converters