Q: Is 421,144,440 a Composite Number?

Why is 421,144,440 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 421,144,440 can be evenly divided by 1 2 3 4 5 6 8 10 12 15 20 24 30 40 47 60 89 94 120 141 178 188 235 267 282 356 376 445 470 534 564 705 712 839 890 940 1,068 1,128 1,335 1,410 1,678 1,780 1,880 2,136 2,517 2,670 2,820 3,356 3,560 4,183 4,195 5,034 5,340 5,640 6,712 8,366 8,390 10,068 10,680 12,549 12,585 16,732 16,780 20,136 20,915 25,098 25,170 33,464 33,560 39,433 41,830 50,196 50,340 62,745 74,671 78,866 83,660 100,392 100,680 118,299 125,490 149,342 157,732 167,320 197,165 224,013 236,598 250,980 298,684 315,464 373,355 394,330 448,026 473,196 501,960 591,495 597,368 746,710 788,660 896,052 946,392 1,120,065 1,182,990 1,493,420 1,577,320 1,792,104 2,240,130 2,365,980 2,986,840 3,509,537 4,480,260 4,731,960 7,019,074 8,960,520 10,528,611 14,038,148 17,547,685 21,057,222 28,076,296 35,095,370 42,114,444 52,643,055 70,190,740 84,228,888 105,286,110 140,381,480 210,572,220 and 421,144,440, with no remainder.

Since 421,144,440 cannot be divided by just 1 and 421,144,440, 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).