Q: Is 878,560 a Prime Number?
A: No, 878,560 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 878560 can be evenly divided by 1 2 4 5 8 10 16 17 19 20 32 34 38 40 68 76 80 85 95 136 152 160 170 190 272 289 304 323 340 380 544 578 608 646 680 760 1,156 1,292 1,360 1,445 1,520 1,615 2,312 2,584 2,720 2,890 3,040 3,230 4,624 5,168 5,491 5,780 6,460 9,248 10,336 10,982 11,560 12,920 21,964 23,120 25,840 27,455 43,928 46,240 51,680 54,910 87,856 109,820 175,712 219,640 439,280 and 878,560, with no remainder.
Since 878,560 cannot be divided by just 1 and 878,560, it is not a prime number.