convertimate Doubling time and growth rate

Doubling time in hours to growth constant per hour

Type a value in hours to get it in h⁻¹ instantly.

3.365×10⁻⁶h⁻¹

That's 3.3× as fast as world population growth, while a 7 % a year investment is 2.3× faster. It doubles in 23.5 years and grows tenfold in 78.06 years.

What it means

How fast is that growth?

Assumes steady compound growth. Percent rates compound once per period; “per hour” and “per day” rates are continuous.

The math

How to convert hours to h⁻¹

Doubling time = ln 2 ÷ ln(1 + r) periods, close to 70 ÷ percent; r = 2^(1 ÷ doubling time) − 1.

Example: 206,000 hours = 3.365×10⁻⁶ h⁻¹.

Every unit

That growth in every unit

Tables

hours to h⁻¹ conversion table

hours to h⁻¹ conversion table
hoursh⁻¹
33,300 hours2.082×10⁻⁵ h⁻¹
43,500 hours1.593×10⁻⁵ h⁻¹
53,600 hours1.293×10⁻⁵ h⁻¹
63,800 hours1.086×10⁻⁵ h⁻¹
79,000 hours8.774×10⁻⁶ h⁻¹
89,800 hours7.719×10⁻⁶ h⁻¹
104,000 hours6.665×10⁻⁶ h⁻¹
125,000 hours5.545×10⁻⁶ h⁻¹
155,000 hours4.472×10⁻⁶ h⁻¹
206,000 hours3.365×10⁻⁶ h⁻¹
307,000 hours2.258×10⁻⁶ h⁻¹
611,000 hours1.134×10⁻⁶ h⁻¹
1,220,000 hours5.682×10⁻⁷ h⁻¹
h⁻¹ to hours conversion table
h⁻¹ to hours conversion table
h⁻¹hours
5.69×10⁻⁷ h⁻¹1,218,180 hours
1.14×10⁻⁶ h⁻¹608,024 hours
2.26×10⁻⁶ h⁻¹306,702 hours
3.37×10⁻⁶ h⁻¹205,682 hours
4.47×10⁻⁶ h⁻¹155,066 hours
5.57×10⁻⁶ h⁻¹124,443 hours
6.65×10⁻⁶ h⁻¹104,233 hours
7.72×10⁻⁶ h⁻¹89,785.9 hours
8.78×10⁻⁶ h⁻¹78,946.1 hours
1.09×10⁻⁵ h⁻¹63,591.5 hours
1.29×10⁻⁵ h⁻¹53,732.3 hours
1.59×10⁻⁵ h⁻¹43,594.2 hours
2.08×10⁻⁵ h⁻¹33,324.4 hours

Quick answers

Quick answers

How many h⁻¹ is 1 hours?
1 hours is 0.693147 h⁻¹.
How many h⁻¹ is 10 hours?
10 hours is 0.0693147 h⁻¹.
How many h⁻¹ is 206,000 hours?
206,000 hours is 3.365×10⁻⁶ h⁻¹.

The units

About these units

Doubling time in hours (hours)

Hours to double.

Growth constant per hour (h⁻¹)

Continuous (exponential) rate per hour.

Learn more about growth units

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