The force on the charged particle in magnitude is

Force acting on a charged particle moving in a magnetic field is 

$\vec{F}=q(\vec{v}\times \vec{B})$

$⟹\left|\vec{F}\right|=qvB$

$=1.6\times 10^{-19}\times 4.8\times 10^6\times 30\times 10^{6}N$

$=23.04\times 10^{-6}N$.