At the time of her death, Alethea owns property worth $$5,000,000.$ Other information regarding her affairs is as follows.

Unpaid pledge to the building fund of her church $$50,000$

College graduation gift she had promised her grandson $20,000$

Local property taxes owed $($accrued prior to death$)100,000$

Mortgage owed on personal residence $800,000$

All of these items were paid by her estate, and none were deducted on other tax returns. What is Alethea$$s taxable estate?