Q: Is 143,520 a Prime Number?
A: No, 143,520 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 143520 can be evenly divided by 1 2 3 4 5 6 8 10 12 13 15 16 20 23 24 26 30 32 39 40 46 48 52 60 65 69 78 80 92 96 104 115 120 130 138 156 160 184 195 208 230 240 260 276 299 312 345 368 390 416 460 480 520 552 598 624 690 736 780 897 920 1,040 1,104 1,196 1,248 1,380 1,495 1,560 1,794 1,840 2,080 2,208 2,392 2,760 2,990 3,120 3,588 3,680 4,485 4,784 5,520 5,980 6,240 7,176 8,970 9,568 11,040 11,960 14,352 17,940 23,920 28,704 35,880 47,840 71,760 and 143,520, with no remainder.
Since 143,520 cannot be divided by just 1 and 143,520, it is not a prime number.