Q: Is 1,540,602 a Prime Number?
A: No, 1,540,602 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 1540602 can be evenly divided by 1 2 3 6 7 9 14 18 21 42 63 126 12,227 24,454 36,681 73,362 85,589 110,043 171,178 220,086 256,767 513,534 770,301 and 1,540,602, with no remainder.
Since 1,540,602 cannot be divided by just 1 and 1,540,602, it is not a prime number.