Calculate - Online Age Calculator, calculate your age at `
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Date and Time refrences
Unit Definition
millennium1,000 years
century100 years
decade10 years
year (average)365.242 days or 12 months
common year365 days or 12 months
leap year366 days or 12 months
quarter3 months
month28-31 days
Months having 31 days : Jan, Mar , May, Jul , Aug , Oct , Dec
Months having 30 days :Apr, Jun, Sep, Nov
Feb - 28 days for common year and 29 days for leap year
week7 days
day24 hours or 1,440 minutes or 86,400 seconds
hour60 minutes or 3,600 seconds
minute60 seconds
secondbase unit
millisecond10-3 second
microsecond10-6 second
nanosecond10-9 second
picosecond10-12 second