1 GA (gigaampere) is equal to 999,999,999.9999999 C/s (coulomb per second). To convert from gigaampere to coulomb per second, multiply by 999,999,999.9999999 or divide by 0.000000001.
Nine Hundred Ninety-Nine Million Nine Hundred Ninety-Nine Thousand Nine Hundred Ninety-Nine Point Nine Nine Nine Nine Nine Nine Nine Coulomb Per Second