Alright, let's work through 72674945 times 20065307 step by step
72674945 × 20065307 = 20065307 × (72674945)
+ 20065307 × 5 producing 100326535
+ 20065307 × 40 which equals 802612280
+ 20065307 × 900 resulting in 18058776300
+ 20065307 × 4000 giving us 80261228000
+ 20065307 × 70000 resulting in 1404571490000
+ 20065307 × 600000 that equals 12039184200000
+ 20065307 × 2000000 yielding 40130614000000
+ 20065307 × 70000000 which equals 1404571490000000

= 1458245082633115
