No problem, we've got 27774817 and 67394921 to multiply
27774817 × 67394921 = 67394921 × (27774817)
+ 67394921 × 7 that equals 471764447
+ 67394921 × 10 which equals 673949210
+ 67394921 × 800 that is equal 53915936800
+ 67394921 × 4000 producing 269579684000
+ 67394921 × 70000 resulting in 4717644470000
+ 67394921 × 700000 yielding 47176444700000
+ 67394921 × 7000000 yielding 471764447000000
+ 67394921 × 20000000 producing 1347898420000000

= 1871881597504457
