Alright, let's work through 39304517 times 87020337 step by step
39304517 × 87020337 = 87020337 × (39304517)
+ 87020337 × 7 that results in 609142359
+ 87020337 × 10 that equals 870203370
+ 87020337 × 500 that is equal 43510168500
+ 87020337 × 4000 that equals 348081348000
+ 87020337 × 00000 which equals 0
+ 87020337 × 300000 that is equal 26106101100000
+ 87020337 × 9000000 that equals 783183033000000
+ 87020337 × 30000000 resulting in 2610610110000000

= 3420292314962229
