Q: Is 2,921,520 a Composite Number?

Why is 2,921,520 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 2,921,520 can be evenly divided by 1 2 3 4 5 6 7 8 10 12 14 15 16 20 21 24 28 30 35 37 40 42 47 48 56 60 70 74 80 84 94 105 111 112 120 140 141 148 168 185 188 210 222 235 240 259 280 282 296 329 336 370 376 420 444 470 518 555 560 564 592 658 705 740 752 777 840 888 940 987 1,036 1,110 1,128 1,295 1,316 1,410 1,480 1,554 1,645 1,680 1,739 1,776 1,880 1,974 2,072 2,220 2,256 2,590 2,632 2,820 2,960 3,108 3,290 3,478 3,760 3,885 3,948 4,144 4,440 4,935 5,180 5,217 5,264 5,640 6,216 6,580 6,956 7,770 7,896 8,695 8,880 9,870 10,360 10,434 11,280 12,173 12,432 13,160 13,912 15,540 15,792 17,390 19,740 20,720 20,868 24,346 26,085 26,320 27,824 31,080 34,780 36,519 39,480 41,736 48,692 52,170 60,865 62,160 69,560 73,038 78,960 83,472 97,384 104,340 121,730 139,120 146,076 182,595 194,768 208,680 243,460 292,152 365,190 417,360 486,920 584,304 730,380 973,840 1,460,760 and 2,921,520, with no remainder.

Since 2,921,520 cannot be divided by just 1 and 2,921,520, 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).