Q: Is 4,781,520 a Composite Number?

Why is 4,781,520 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 4,781,520 can be evenly divided by 1 2 3 4 5 6 8 9 10 12 15 16 18 20 24 29 30 36 40 45 48 58 60 72 80 87 90 116 120 144 145 174 180 229 232 240 261 290 348 360 435 458 464 522 580 687 696 720 870 916 1,044 1,145 1,160 1,305 1,374 1,392 1,740 1,832 2,061 2,088 2,290 2,320 2,610 2,748 3,435 3,480 3,664 4,122 4,176 4,580 5,220 5,496 6,641 6,870 6,960 8,244 9,160 10,305 10,440 10,992 13,282 13,740 16,488 18,320 19,923 20,610 20,880 26,564 27,480 32,976 33,205 39,846 41,220 53,128 54,960 59,769 66,410 79,692 82,440 99,615 106,256 119,538 132,820 159,384 164,880 199,230 239,076 265,640 298,845 318,768 398,460 478,152 531,280 597,690 796,920 956,304 1,195,380 1,593,840 2,390,760 and 4,781,520, with no remainder.

Since 4,781,520 cannot be divided by just 1 and 4,781,520, 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).