Q: Is 948,640 a Prime Number?
A: No, 948,640 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 948640 can be evenly divided by 1 2 4 5 7 8 10 11 14 16 20 22 28 32 35 40 44 49 55 56 70 77 80 88 98 110 112 121 140 154 160 176 196 220 224 242 245 280 308 352 385 392 440 484 490 539 560 605 616 770 784 847 880 968 980 1,078 1,120 1,210 1,232 1,540 1,568 1,694 1,760 1,936 1,960 2,156 2,420 2,464 2,695 3,080 3,388 3,872 3,920 4,235 4,312 4,840 5,390 5,929 6,160 6,776 7,840 8,470 8,624 9,680 10,780 11,858 12,320 13,552 16,940 17,248 19,360 21,560 23,716 27,104 29,645 33,880 43,120 47,432 59,290 67,760 86,240 94,864 118,580 135,520 189,728 237,160 474,320 and 948,640, with no remainder.
Since 948,640 cannot be divided by just 1 and 948,640, it is not a prime number.