Am I pregnant

Last month I came on my period for three days Dec 23 to Dec. 26 not normally it last for 5 - 6 days I had some slippery watery clear ovulation like jan.17 or Jan.18 my period was due Jan. 20 so I'm 5 days late not to mention on Sunday I had this sharp pain like my stomach was pulling apart it was so sharp I couldn't walk that night the next day I walked only a Little bit but still no sign of a period