Q: Is 550,440 a Prime Number?
A: No, 550,440 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 550440 can be evenly divided by 1 2 3 4 5 6 8 9 10 11 12 15 18 20 22 24 30 33 36 40 44 45 55 60 66 72 88 90 99 110 120 132 139 165 180 198 220 264 278 330 360 396 417 440 495 556 660 695 792 834 990 1,112 1,251 1,320 1,390 1,529 1,668 1,980 2,085 2,502 2,780 3,058 3,336 3,960 4,170 4,587 5,004 5,560 6,116 6,255 7,645 8,340 9,174 10,008 12,232 12,510 13,761 15,290 16,680 18,348 22,935 25,020 27,522 30,580 36,696 45,870 50,040 55,044 61,160 68,805 91,740 110,088 137,610 183,480 275,220 and 550,440, with no remainder.
Since 550,440 cannot be divided by just 1 and 550,440, it is not a prime number.