Seconds To Weeks Conversion
1 s = 0.0000016534391534391535 wk
Want to convert from weeks to seconds instead?
Disclaimer: We've spent hundreds of hours building and testing our calculators and conversion tools. However, we cannot be held liable for any damages or losses (monetary or otherwise) arising out of or in connection with their use. Full disclaimer.
How to convert seconds to weeks (s to wk)
To convert seconds to weeks, you can use the following conversion formula:There are 60 seconds in a minute, 60 minutes in an hour, 24 hours in a day, and 7 days in a week. Therefore, there are 60 × 60 × 24 × 7 = 604,800 seconds in a week. So, to convert seconds to weeks, divide the number of seconds by 604800. This is apparent in the seconds to weeks conversion formula: week = number of seconds ÷ 604800.Tips for accurate conversion
Converting seconds to weeks, or any unit conversion, can be made easier by following these tips:
Before you start, make sure you know the conversion factor between seconds and weeks. In this case, there are 604,800 seconds in a week (60 seconds in a minute, 60 minutes in an hour, 24 hours in a day, and 7 days in a week).

Set Up the Conversion Formula:
Number of weeks = Number of seconds ÷ 604,800.

When dealing with large numbers of seconds, it's practical to use a calculator to perform the division accurately.

Make sure you are canceling out the units correctly. In this case, seconds in the numerator should cancel out with seconds in the denominator, leaving you with weeks.

Depending on the context, you may need to round your answer to a specific number of decimal places. For practical purposes, whole numbers of weeks are often sufficient.

After the conversion, doublecheck your work to ensure the answer makes sense in the context of the problem. If it seems unreasonable (e.g., weeks with many decimal places for a small number of seconds), you may want to review your calculations.

When writing down your answer, it's good practice to include unit symbols. For example, if your answer is 3 weeks, write it as '3 weeks' to avoid confusion.

If you're new to unit conversions, practice with different numbers of seconds and get comfortable with the process. The more you practice, the more proficient you'll become.

If you're dealing with multiple conversions or a lot of data, you can use online unit conversion tools or spreadsheets like Microsoft Excel or Google Sheets to automate the process.

Always keep in mind the context of your problem. Sometimes, converting to weeks might not be the most meaningful or practical unit, and another unit of time (like hours or days) might be more appropriate.
Example Conversion
Let's take a look at an example. The stepbystep process to convert 1000000 seconds to weeks is:
 Understand the conversion formula: wk = s ÷ 604800
 Substitute the required value. In this case we substitute 1000000 for s so the formula becomes: wk = 1000000 ÷ 604800
 Calculate the result using the provided values. In our example the result is: 1000000 ÷ 604800 = 1.65343915343915343915343915344 wk
In summary, 1000000 seconds is equal to 1.65343915343915343915343915344 weeks.
Converting weeks to seconds
In order to convert the other way around i.e. weeks to seconds, you would use the following formula: s = wk × (7 × 24 × 60 × 60 × 1). To convert weeks to seconds first substitute the week value into the above formula, and then execute the calculation. If we wanted to calculate 1 week in seconds we follow these steps:
s = wk × (7 × 24 × 60 × 60 × 1)
s = 1 × (7 × 24 × 60 × 60 × 1)
s = 604800
Or in other words, 1 week is equal to 604800 seconds.
Conversion Unit Definitions
What is a Second?
What is a Week?
Seconds To Weeks Conversion Table
Below is a lookup table showing common seconds to weeks conversion values.
Second (s)  Week (wk) 

1 s  0.00000165343915343915343915343915344 wk 
2 s  0.00000330687830687830687830687830688 wk 
3 s  0.00000496031746031746031746031746032 wk 
4 s  0.00000661375661375661375661375661376 wk 
5 s  0.0000082671957671957671957671957672 wk 
6 s  0.00000992063492063492063492063492063 wk 
7 s  0.0000115740740740740740740740740741 wk 
8 s  0.0000132275132275132275132275132275 wk 
9 s  0.000014880952380952380952380952381 wk 
10 s  0.0000165343915343915343915343915344 wk 
11 s  0.0000181878306878306878306878306878 wk 
12 s  0.0000198412698412698412698412698413 wk 
13 s  0.0000214947089947089947089947089947 wk 
14 s  0.0000231481481481481481481481481481 wk 
15 s  0.0000248015873015873015873015873016 wk 
16 s  0.000026455026455026455026455026455 wk 
17 s  0.0000281084656084656084656084656085 wk 
18 s  0.0000297619047619047619047619047619 wk 
19 s  0.0000314153439153439153439153439153 wk 
20 s  0.0000330687830687830687830687830688 wk 
100 s  0.000165343915343915343915343915344 wk 
1000 s  0.00165343915343915343915343915344 wk 
2500 s  0.0041335978835978835978835978836 wk 
5000 s  0.0082671957671957671957671957672 wk 
7500 s  0.0124007936507936507936507936508 wk 
10000 s  0.0165343915343915343915343915344 wk 
25000 s  0.041335978835978835978835978836 wk 
50000 s  0.082671957671957671957671957672 wk 
75000 s  0.124007936507936507936507936508 wk 
100000 s  0.165343915343915343915343915344 wk 
250000 s  0.41335978835978835978835978836 wk 
500000 s  0.82671957671957671957671957672 wk 
750000 s  1.24007936507936507936507936508 wk 
1000000 s  1.65343915343915343915343915344 wk 
Other Common Second Conversions
Below is a table of common conversions from seconds to other time units.
Conversion  Result 

1 second in nanoseconds  1000000000 ns 
1 second in microseconds  1000000 µs 
1 second in milliseconds  1000 ms 
1 second in minutes  0.0166666666666666666666666666667 min 
1 second in hours  0.000277777777777777777777777777778 hr 
1 second in days  0.0000115740740740740740740740740741 d 
1 second in months  0.000000380517503805175038051750380518 mo 
1 second in years  0.0000000317057704502219403931515535828 yr 
1 second in decades  0.00000000317057704502219403931515535828 decade 
1 second in centuries  0.000000000317057704502219403931515535828 c 