Q: Is 546,840 a Composite Number?

Why is 546,840 a composite number?

A composite number is a number that can be divided evenly by more numbers than 1 and itself. It is the opposite of a prime number.

The number 546,840 can be evenly divided by 1 2 3 4 5 6 7 8 9 10 12 14 15 18 20 21 24 28 30 31 35 36 40 42 45 49 56 60 62 63 70 72 84 90 93 98 105 120 124 126 140 147 155 168 180 186 196 210 217 245 248 252 279 280 294 310 315 360 372 392 420 434 441 465 490 504 558 588 620 630 651 735 744 840 868 882 930 980 1,085 1,116 1,176 1,240 1,260 1,302 1,395 1,470 1,519 1,736 1,764 1,860 1,953 1,960 2,170 2,205 2,232 2,520 2,604 2,790 2,940 3,038 3,255 3,528 3,720 3,906 4,340 4,410 4,557 5,208 5,580 5,880 6,076 6,510 7,595 7,812 8,680 8,820 9,114 9,765 11,160 12,152 13,020 13,671 15,190 15,624 17,640 18,228 19,530 22,785 26,040 27,342 30,380 36,456 39,060 45,570 54,684 60,760 68,355 78,120 91,140 109,368 136,710 182,280 273,420 and 546,840, with no remainder.

Since 546,840 cannot be divided by just 1 and 546,840, it is a composite number.

More Examples

• All positive natural numbers are either a prime number or a composite number (except the number 1, which is neither).