Q: Is 155,490 a Prime Number?
A: No, 155,490 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 155490 can be evenly divided by 1 2 3 5 6 10 15 30 71 73 142 146 213 219 355 365 426 438 710 730 1,065 1,095 2,130 2,190 5,183 10,366 15,549 25,915 31,098 51,830 77,745 and 155,490, with no remainder.
Since 155,490 cannot be divided by just 1 and 155,490, it is not a prime number.