70 and preceding 72. Its ordinal form is written "seventy-first" or 71st.71 (seventy-one) is a positive integer following
71 is the largest known number whose square is one more than a factorial number.
In googology Edit
In Greek-based number-naming systems, 71 is associated with prefix "henheptaconta-", and with prefix "unseptuaginti-" in Latin systems.