What is the dimensional formula of Torque? Also write its S.I units?

What is the dimensional formula of Torque? Also write its S.I units?

Torque= Force x Perpendicular distance
Dimensional formula of torque = [M 1 L 1 T -2] [L]
= [M1 L2 T -2]
S.I unit of torque is Nm which is equivalent to joule.