Alright, let's work through 51311720 times 32510597 step by step
51311720 × 32510597 = 32510597 × (51311720)
+ 32510597 × 0 that results in 0
+ 32510597 × 20 that equals 650211940
+ 32510597 × 700 resulting in 22757417900
+ 32510597 × 1000 that is equal 32510597000
+ 32510597 × 10000 resulting in 325105970000
+ 32510597 × 300000 that results in 9753179100000
+ 32510597 × 1000000 which equals 32510597000000
+ 32510597 × 50000000 that results in 1625529850000000

= 1668174650296840
