Alright, let's work through 20920577 times 3341502 step by step
20920577 × 3341502 = 3341502 × (20920577)
+ 3341502 × 7 that is equal 23390514
+ 3341502 × 70 what gives us 233905140
+ 3341502 × 500 producing 1670751000
+ 3341502 × 0000 resulting in 0
+ 3341502 × 20000 producing 66830040000
+ 3341502 × 900000 that equals 3007351800000
+ 3341502 × 0000000 producing 0
+ 3341502 × 20000000 yielding 66830040000000

= 69906149886654
