Alright, let's work through 46971887 times 79898617 step by step
46971887 × 79898617 = 79898617 × (46971887)
+ 79898617 × 7 which equals 559290319
+ 79898617 × 80 that equals 6391889360
+ 79898617 × 800 what gives us 63918893600
+ 79898617 × 1000 resulting in 79898617000
+ 79898617 × 70000 resulting in 5592903190000
+ 79898617 × 900000 yielding 71908755300000
+ 79898617 × 6000000 yielding 479391702000000
+ 79898617 × 40000000 producing 3195944680000000

= 3752988809180279
