Can I Be Pregnant Despite Having A Short, Heavy Period With Clots After Intercourse?

Hi. I am 45. Feels like im pregnant. Have discomfort im tummy. Warm breasts. I had intercourse on 22 December 2022. And 1 January 2023. On the 23 of Jan I had period for 2 days. Heavy bleeding and period pains on day 3 and 4 i had bleeding only in afternoon. It was not light pink or brown but red and small clots. Can I be pregnant after this bledding?