Q: Is 144,020 a Prime Number?
A: No, 144,020 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 144020 can be evenly divided by 1 2 4 5 10 19 20 38 76 95 190 379 380 758 1,516 1,895 3,790 7,201 7,580 14,402 28,804 36,005 72,010 and 144,020, with no remainder.
Since 144,020 cannot be divided by just 1 and 144,020, it is not a prime number.