How come Mandala vritha period is 41 days

How come  Mandala  vritha  period is 41   days

Translated  and summarized

From a Whasapp  message

By

P.R.Ramachander

(ofcourse I read some where it is 42, some where  else it is 48.)

Lord Vishnu  is considered as 4 (conch, wheel  , lotusand mace)  and Lord Shiva is I  and their joining  is 41

The solar  year is 365 days  and the Lunar   year is 324 days.The difference between them is 41 days and there is an opinion that this is Mandala  period

Lord Ayyapa went in search of Mahishi on Vrushigam  1^st  and he took   41 days   to find her .This period  is mandalam

Doctors feel that  it takes 41 days  for the food we take to digest and become   flesh and blood and it is believed  that the Vrutha   for 41 days  purifies   our  build up  of our body.