Probably none. One million seconds is only a little over 11 days.
61
there is 100 millions in this
a thousand millions
10
probaly 10
Millions around the world.
Many millions of people have birthdays on 21st February.
Millions around the world.
Millions. Too many to count, since accurate global records do not exist.
31,556,926,000,000 seconds.
None, birthdays don't change diapers.
2000 None, birthdays don't change diapers.
millions
January.
Helen was 87 when she died so 87 birthdays.
Impossible to say. Not all publish birthdays.
about 1,000