Alright, let's work through 12745498 times 5644031 step by step
12745498 × 5644031 = 5644031 × (12745498)
+ 5644031 × 8 that is equal 45152248
+ 5644031 × 90 giving us 507962790
+ 5644031 × 400 which equals 2257612400
+ 5644031 × 5000 resulting in 28220155000
+ 5644031 × 40000 giving us 225761240000
+ 5644031 × 700000 that is equal 3950821700000
+ 5644031 × 2000000 that results in 11288062000000
+ 5644031 × 10000000 which equals 56440310000000

= 71935985822438
