No problem, we've got 47392473 and 83882490 to multiply
47392473 × 83882490 = 83882490 × (47392473)
+ 83882490 × 3 that results in 251647470
+ 83882490 × 70 that is equal 5871774300
+ 83882490 × 400 resulting in 33552996000
+ 83882490 × 2000 that equals 167764980000
+ 83882490 × 90000 yielding 7549424100000
+ 83882490 × 300000 producing 25164747000000
+ 83882490 × 7000000 giving us 587177430000000
+ 83882490 × 40000000 that equals 3355299600000000

= 3975398642497770
