Q: Is 1,543,080 a Composite Number?

Why is 1,543,080 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 1,543,080 can be evenly divided by 1 2 3 4 5 6 7 8 10 11 12 14 15 20 21 22 24 28 30 33 35 40 42 44 55 56 60 66 70 77 84 88 105 110 120 132 140 154 165 167 168 210 220 231 264 280 308 330 334 385 420 440 462 501 616 660 668 770 835 840 924 1,002 1,155 1,169 1,320 1,336 1,540 1,670 1,837 1,848 2,004 2,310 2,338 2,505 3,080 3,340 3,507 3,674 4,008 4,620 4,676 5,010 5,511 5,845 6,680 7,014 7,348 9,185 9,240 9,352 10,020 11,022 11,690 12,859 14,028 14,696 17,535 18,370 20,040 22,044 23,380 25,718 27,555 28,056 35,070 36,740 38,577 44,088 46,760 51,436 55,110 64,295 70,140 73,480 77,154 102,872 110,220 128,590 140,280 154,308 192,885 220,440 257,180 308,616 385,770 514,360 771,540 and 1,543,080, with no remainder.

Since 1,543,080 cannot be divided by just 1 and 1,543,080, 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).