Unit Converter: Time (hour, min, sec, msec)

  • Convert time units such as date and time to each other.
  • Round to the 14th decimal place.
日本語 / English
Nanosecondsns
Microsecondsμs
Millisecondsms
Secondss
Minutesmin
Hoursh
Daysd
Weeks (7d)wk
Months (30d)mo
Years (365d)y
* About the notation of "e": Numbers with many digits may be displayed as "1e9". This is a computer exponential notation, where “e” represents a power of 10.
1e3 = 103 = 1,000
1e6 = 106 = 1,000,000
1e9 = 109 = 1,000,000,000
1e-3 = 10-3 = 0.001
1e-6 = 10-6 = 0.000001
1e-9 = 10-9 = 0.000000001

Time conversion formula

1s=103ms=106μs=109ns1s = 10^3ms = 10^6μs = 10^9ns 1h=60min=3600s1h = 60min = 3600s 1d=24h1d = 24h 1wk=7d1wk = 7d 1mon=30d1mon = 30d 1y=365d1y = 365d
Value Value Name Unit
1 0.000000001 Seconds s
1,000 0.000001 Milliseconds ms
1,000,000 0.001 Microseconds μs
1,000,000,000 1 Nanoseconds ns