A prime number is a natural number, greater than one, that can only be divided by 1 and itself.
The number 9290160 can be evenly divided by 1 2 3 4 5 6 8 9 10 11 12 15 16 17 18 20 22 23 24 27 30 33 34 36 40 44 45 46 48 51 54 55 60 66 68 69 72 80 85 88 90 92 99 102 108 110 115 120 132 135 136 138 144 153 165 170 176 180 184 187 198 204 207 216 220 230 240 253 255 264 270 272 276 297 306 330 340 345 360 368 374 391 396 408 414 432 440 459 460 495 506 510 528 540 552 561 594 612 621 660 680 690 720 748 759 765 782 792 816 828 880 918 920 935 990 1,012 1,020 1,035 1,080 1,104 1,122 1,173 1,188 1,224 1,242 1,265 1,320 1,360 1,380 1,485 1,496 1,518 1,530 1,564 1,584 1,656 1,683 1,836 1,840 1,870 1,955 1,980 2,024 2,040 2,070 2,160 2,244 2,277 2,295 2,346 2,376 2,448 2,484 2,530 2,640 2,760 2,805 2,970 2,992 3,036 3,060 3,105 3,128 3,312 3,366 3,519 3,672 3,740 3,795 3,910 3,960 4,048 4,080 4,140 4,301 4,488 4,554 4,590 4,692 4,752 4,968 5,049 5,060 5,520 5,610 5,865 5,940 6,072 6,120 6,210 6,256 6,732 6,831 7,038 7,344 7,480 7,590 7,820 7,920 8,280 8,415 8,602 8,976 9,108 9,180 9,384 9,936 10,098 10,120 10,557 11,220 11,385 11,730 11,880 12,144 12,240 12,420 12,903 13,464 13,662 14,076 14,960 15,180 15,640 16,560 16,830 17,204 17,595 18,216 18,360 18,768 20,196 20,240 21,114 21,505 22,440 22,770 23,460 23,760 24,840 25,245 25,806 26,928 27,324 28,152 30,360 31,280 33,660 34,155 34,408 35,190 36,432 36,720 38,709 40,392 42,228 43,010 44,880 45,540 46,920 49,680 50,490 51,612 52,785 54,648 56,304 60,720 64,515 67,320 68,310 68,816 70,380 77,418 80,784 84,456 86,020 91,080 93,840 100,980 103,224 105,570 109,296 116,127 129,030 134,640 136,620 140,760 154,836 168,912 172,040 182,160 193,545 201,960 206,448 211,140 232,254 258,060 273,240 281,520 309,672 344,080 387,090 403,920 422,280 464,508 516,120 546,480 580,635 619,344 774,180 844,560 929,016 1,032,240 1,161,270 1,548,360 1,858,032 2,322,540 3,096,720 4,645,080 and 9,290,160, with no remainder.
Since 9,290,160 cannot be divided by just 1 and 9,290,160, it is not a prime number.