Alright, let's work through 23127709 times 64513272 step by step
23127709 × 64513272 = 64513272 × (23127709)
+ 64513272 × 9 giving us 580619448
+ 64513272 × 00 giving us 0
+ 64513272 × 700 producing 45159290400
+ 64513272 × 7000 that is equal 451592904000
+ 64513272 × 20000 producing 1290265440000
+ 64513272 × 100000 yielding 6451327200000
+ 64513272 × 3000000 that is equal 193539816000000
+ 64513272 × 20000000 resulting in 1290265440000000

= 1492044181453848
