-- -*- M2-comint -*- {* hash: -1819852517 *}

i1 : powermod(2,3,10)

o1 = 8

i2 : powermod(2,4,10)

o2 = 6

i3 : powermod(2,30000,100000)

o3 = 9376

i4 : powermod(2,30000,100000000000000000000)

o4 = 35833790694215909376

i5 : powermod(2,3331333,3331333)

o5 = 2

i6 :