Q: Is 9,722,640 a Prime Number?
A: No, 9,722,640 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 9722640 can be evenly divided by 1 2 3 4 5 6 8 10 12 15 16 17 20 24 30 34 40 48 51 60 68 80 85 102 120 136 170 204 240 255 272 340 408 510 680 816 1,020 1,360 2,040 2,383 4,080 4,766 7,149 9,532 11,915 14,298 19,064 23,830 28,596 35,745 38,128 40,511 47,660 57,192 71,490 81,022 95,320 114,384 121,533 142,980 162,044 190,640 202,555 243,066 285,960 324,088 405,110 486,132 571,920 607,665 648,176 810,220 972,264 1,215,330 1,620,440 1,944,528 2,430,660 3,240,880 4,861,320 and 9,722,640, with no remainder.
Since 9,722,640 cannot be divided by just 1 and 9,722,640, it is not a prime number.