Q: Is 20,083,440 a Composite Number?

Why is 20,083,440 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 20,083,440 can be evenly divided by 1 2 3 4 5 6 8 10 12 13 15 16 20 24 26 30 39 40 41 48 52 60 65 78 80 82 104 120 123 130 156 157 164 195 205 208 240 246 260 312 314 328 390 410 471 492 520 533 615 624 628 656 780 785 820 942 984 1,040 1,066 1,230 1,256 1,560 1,570 1,599 1,640 1,884 1,968 2,041 2,132 2,355 2,460 2,512 2,665 3,120 3,140 3,198 3,280 3,768 4,082 4,264 4,710 4,920 5,330 6,123 6,280 6,396 6,437 7,536 7,995 8,164 8,528 9,420 9,840 10,205 10,660 12,246 12,560 12,792 12,874 15,990 16,328 18,840 19,311 20,410 21,320 24,492 25,584 25,748 30,615 31,980 32,185 32,656 37,680 38,622 40,820 42,640 48,984 51,496 61,230 63,960 64,370 77,244 81,640 83,681 96,555 97,968 102,992 122,460 127,920 128,740 154,488 163,280 167,362 193,110 244,920 251,043 257,480 308,976 334,724 386,220 418,405 489,840 502,086 514,960 669,448 772,440 836,810 1,004,172 1,255,215 1,338,896 1,544,880 1,673,620 2,008,344 2,510,430 3,347,240 4,016,688 5,020,860 6,694,480 10,041,720 and 20,083,440, with no remainder.

Since 20,083,440 cannot be divided by just 1 and 20,083,440, 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).