Time Converter - Seconds, Minutes, Hours, Days
Convert time units between seconds, minutes, hours, days, weeks, months, and years with leap year adjustments. Fast and accurate time conversion for scheduling, science, project planning, and astronomical calculations. Supports decimal and fractional formats.
Time Conversion Factors
1 day = 24 hours = 1440 minutes = 86400 secondsKeterangan:
- 1 min60 seconds(contoh: = 60 s)
- 1 hour60 minutes = 3600 seconds(contoh: = 3600 s)
- 1 day24 hours(contoh: = 86400 s)
- 1 week7 days(contoh: = 604800 s)
- 1 year365.25 days (average)(contoh: ≈ 31557600 s)
- 1 msMillisecond = 10⁻³ second(contoh: = 0.001 s)
How to Use the KalkuLab Time Conversion Calculator
- 1
Enter Value
Input the time duration to convert.
- 2
Select Source Unit
Choose the unit: seconds, minutes, hours, days, weeks, months, or years.
- 3
View All Conversions
Results are displayed in all time units at once.
Contoh Perhitungan
Hours to Minutes and Seconds
Soal:
Convert 2.5 hours to minutes and seconds
Penyelesaian:
- 1.Minutes = 2.5 × 60 = 150 minutes
- 2.Seconds = 2.5 × 3600 = 9000 seconds
Hasil:2.5 hours = 150 minutes = 9000 seconds
Multiply hours by 60 for minutes, and by 3600 for seconds.
Seconds to HH:MM:SS
Soal:
Convert 7325 seconds to hours:minutes:seconds format
Penyelesaian:
- 1.Hours = 7325 ÷ 3600 = 2 (remainder 125)
- 2.Minutes = 125 ÷ 60 = 2 (remainder 5)
- 3.Seconds = 5
Hasil:2:02:05
7325 seconds = 2 hours, 2 minutes, 5 seconds.
Days to Working Hours
Soal:
How many hours in 5 working days (8 hours/day)?
Penyelesaian:
- 1.Working hours = 5 × 8 = 40 hours
Hasil:40 hours
For work time, note the difference between 'working day' and calendar day.
Pertanyaan yang Sering Diajukan (FAQ)
How many seconds are in a year?
A regular year (365 days) = 31,536,000 seconds. A leap year (366 days) = 31,622,400 seconds. Average (365.25 days) ≈ 31,557,600 seconds.
What is a Unix timestamp?
A Unix timestamp is the number of seconds since January 1, 1970 00:00:00 UTC. Example: 1704067200 = January 1, 2024 00:00:00 UTC. Widely used in programming.
Why is 1 month hard to convert?
1 month varies: 28-31 days. For estimates, use 30 days or 30.44 days (365/12). For accurate calculations, you need the specific month.
What is the smallest unit of time?
In SI, common smallest units are: nanosecond (ns, 10⁻⁹s), picosecond (ps, 10⁻¹²s). Theoretically, Planck time ≈ 5.39×10⁻⁴⁴ seconds is the physical limit.