Q: Is 5,420,520 a Prime Number?
A: No, 5,420,520 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 5420520 can be evenly divided by 1 2 3 4 5 6 7 8 9 10 12 14 15 18 20 21 24 27 28 30 35 36 40 42 45 54 56 60 63 70 72 81 84 90 105 108 120 126 135 140 162 168 180 189 210 216 239 252 270 280 315 324 360 378 405 420 478 504 540 567 630 648 717 756 810 840 945 956 1,080 1,134 1,195 1,260 1,434 1,512 1,620 1,673 1,890 1,912 2,151 2,268 2,390 2,520 2,835 2,868 3,240 3,346 3,585 3,780 4,302 4,536 4,780 5,019 5,670 5,736 6,453 6,692 7,170 7,560 8,365 8,604 9,560 10,038 10,755 11,340 12,906 13,384 14,340 15,057 16,730 17,208 19,359 20,076 21,510 22,680 25,095 25,812 28,680 30,114 32,265 33,460 38,718 40,152 43,020 45,171 50,190 51,624 60,228 64,530 66,920 75,285 77,436 86,040 90,342 96,795 100,380 120,456 129,060 135,513 150,570 154,872 180,684 193,590 200,760 225,855 258,120 271,026 301,140 361,368 387,180 451,710 542,052 602,280 677,565 774,360 903,420 1,084,104 1,355,130 1,806,840 2,710,260 and 5,420,520, with no remainder.
Since 5,420,520 cannot be divided by just 1 and 5,420,520, it is not a prime number.