First, you must know the conversion steps:

1 minute = 60 seconds. 1 hour = 60 minutes = 3600 seconds. 1 day = 24 hours = (24 *60) minutes = (60*60*24) seconds. 1 month = 30 days = (30*24) hours, etc. 1 year = 12 months = 365 days.

how old are you if you have been alive for a billion seconds? Specifically, one billion seconds is 31.69 yearsor a little more than 11,574 days.

Also to know, how many seconds do we live?

There are approximately 22,075,000 seconds in alifetime.

How many seconds are there in 2019 a year?

This conversion of 2,019 years to secondshas been calculated by multiplying 2,019 years by 31,536,000and the result is 63,671,184,000 seconds.