Have a question ❓ please help me ive been on one of the App and they where rude

hello ladies I was wondering if you could help me I had my period on the Thursday 26th January and I know I was stupid about.it but I had sex on my period and my partner cumed in me on the Friday 27th of  my second day of my period my parnter cumed in me twice then later.the.evens my period stopped and I.thourt thats not me now is Saturday 28th we had sex all day and he cumed in me deep is there any possibility that I could become pregnant or not