How many sec are in 7 weeks?

60(seconds)x60(minutes)= 3600

360,0 (seconds an hour)x 24 (hours) = 864,00 (seconds per day)

864,00 (seconds per day)x 7 (days a week) = 604,800 (seconds a week)

604,800 (seconds a week)x 7 (weeks) = 423,360,0 (seconds in 7 weeks)

final answer,

there are 4 million two hundred and thirty three thousand six hundred seconds in several weeks. (423,360,0)