Q: Is 1,203,320 a Prime Number?
A: No, 1,203,320 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 1203320 can be evenly divided by 1 2 4 5 8 10 20 40 67 134 268 335 449 536 670 898 1,340 1,796 2,245 2,680 3,592 4,490 8,980 17,960 30,083 60,166 120,332 150,415 240,664 300,830 601,660 and 1,203,320, with no remainder.
Since 1,203,320 cannot be divided by just 1 and 1,203,320, it is not a prime number.