Q: Is 243,984 a Prime Number?
A: No, 243,984 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 243984 can be evenly divided by 1 2 3 4 6 8 12 13 16 17 23 24 26 34 39 46 48 51 52 68 69 78 92 102 104 136 138 156 184 204 208 221 272 276 299 312 368 391 408 442 552 598 624 663 782 816 884 897 1,104 1,173 1,196 1,326 1,564 1,768 1,794 2,346 2,392 2,652 3,128 3,536 3,588 4,692 4,784 5,083 5,304 6,256 7,176 9,384 10,166 10,608 14,352 15,249 18,768 20,332 30,498 40,664 60,996 81,328 121,992 and 243,984, with no remainder.
Since 243,984 cannot be divided by just 1 and 243,984, it is not a prime number.