Q: Is 987,240 a Prime Number?
A: No, 987,240 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 987240 can be evenly divided by 1 2 3 4 5 6 8 10 12 15 19 20 24 30 38 40 57 60 76 95 114 120 152 190 228 285 380 433 456 570 760 866 1,140 1,299 1,732 2,165 2,280 2,598 3,464 4,330 5,196 6,495 8,227 8,660 10,392 12,990 16,454 17,320 24,681 25,980 32,908 41,135 49,362 51,960 65,816 82,270 98,724 123,405 164,540 197,448 246,810 329,080 493,620 and 987,240, with no remainder.
Since 987,240 cannot be divided by just 1 and 987,240, it is not a prime number.