Q: Is 20,452,320 a Composite Number?

Why is 20,452,320 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 20,452,320 can be evenly divided by 1 2 3 4 5 6 7 8 9 10 12 14 15 16 18 20 21 24 28 30 32 35 36 40 42 45 48 56 60 63 70 72 80 84 90 96 105 112 120 126 140 144 160 168 180 210 224 240 252 280 288 315 336 360 420 480 504 560 630 672 720 840 1,008 1,120 1,260 1,440 1,680 2,016 2,029 2,520 3,360 4,058 5,040 6,087 8,116 10,080 10,145 12,174 14,203 16,232 18,261 20,290 24,348 28,406 30,435 32,464 36,522 40,580 42,609 48,696 56,812 60,870 64,928 71,015 73,044 81,160 85,218 91,305 97,392 113,624 121,740 127,827 142,030 146,088 162,320 170,436 182,610 194,784 213,045 227,248 243,480 255,654 284,060 292,176 324,640 340,872 365,220 426,090 454,496 486,960 511,308 568,120 584,352 639,135 681,744 730,440 852,180 973,920 1,022,616 1,136,240 1,278,270 1,363,488 1,460,880 1,704,360 2,045,232 2,272,480 2,556,540 2,921,760 3,408,720 4,090,464 5,113,080 6,817,440 10,226,160 and 20,452,320, with no remainder.

Since 20,452,320 cannot be divided by just 1 and 20,452,320, 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).