Q: Is 1,580,040 a Composite Number?

Why is 1,580,040 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 1,580,040 can be evenly divided by 1 2 3 4 5 6 7 8 9 10 11 12 14 15 18 19 20 21 22 24 27 28 30 33 35 36 38 40 42 44 45 54 55 56 57 60 63 66 70 72 76 77 84 88 90 95 99 105 108 110 114 120 126 132 133 135 140 152 154 165 168 171 180 189 190 198 209 210 216 220 228 231 252 264 266 270 280 285 297 308 315 330 342 360 378 380 385 396 399 418 420 440 456 462 495 504 513 532 540 570 594 616 627 630 660 665 684 693 756 760 770 792 798 836 840 855 924 945 990 1,026 1,045 1,064 1,080 1,140 1,155 1,188 1,197 1,254 1,260 1,320 1,330 1,368 1,386 1,463 1,485 1,512 1,540 1,596 1,672 1,710 1,848 1,881 1,890 1,980 1,995 2,052 2,079 2,090 2,280 2,310 2,376 2,394 2,508 2,520 2,565 2,660 2,772 2,926 2,970 3,080 3,135 3,192 3,420 3,465 3,591 3,762 3,780 3,960 3,990 4,104 4,158 4,180 4,389 4,620 4,788 5,016 5,130 5,320 5,544 5,643 5,852 5,940 5,985 6,270 6,840 6,930 7,182 7,315 7,524 7,560 7,980 8,316 8,360 8,778 9,240 9,405 9,576 10,260 10,395 11,286 11,704 11,880 11,970 12,540 13,167 13,860 14,364 14,630 15,048 15,960 16,632 17,556 17,955 18,810 20,520 20,790 21,945 22,572 23,940 25,080 26,334 27,720 28,215 28,728 29,260 35,112 35,910 37,620 39,501 41,580 43,890 45,144 47,880 52,668 56,430 58,520 65,835 71,820 75,240 79,002 83,160 87,780 105,336 112,860 131,670 143,640 158,004 175,560 197,505 225,720 263,340 316,008 395,010 526,680 790,020 and 1,580,040, with no remainder.

Since 1,580,040 cannot be divided by just 1 and 1,580,040, 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).