Q: Is 1,537,740 a Prime Number?
A: No, 1,537,740 is not a prime number.
A prime number is a natural number, greater than one, that can only be divided by 1 and itself.
The number 1537740 can be evenly divided by 1 2 3 4 5 6 9 10 12 15 18 20 30 36 45 60 90 180 8,543 17,086 25,629 34,172 42,715 51,258 76,887 85,430 102,516 128,145 153,774 170,860 256,290 307,548 384,435 512,580 768,870 and 1,537,740, with no remainder.
Since 1,537,740 cannot be divided by just 1 and 1,537,740, it is not a prime number.