Q: Is 383,040 a Composite Number?

Why is 383,040 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 383,040 can be evenly divided by 1 2 3 4 5 6 7 8 9 10 12 14 15 16 18 19 20 21 24 28 30 32 35 36 38 40 42 45 48 56 57 60 63 64 70 72 76 80 84 90 95 96 105 112 114 120 126 133 140 144 152 160 168 171 180 190 192 210 224 228 240 252 266 280 285 288 304 315 320 336 342 360 380 399 420 448 456 480 504 532 560 570 576 608 630 665 672 684 720 760 798 840 855 912 960 1,008 1,064 1,120 1,140 1,197 1,216 1,260 1,330 1,344 1,368 1,440 1,520 1,596 1,680 1,710 1,824 1,995 2,016 2,128 2,240 2,280 2,394 2,520 2,660 2,736 2,880 3,040 3,192 3,360 3,420 3,648 3,990 4,032 4,256 4,560 4,788 5,040 5,320 5,472 5,985 6,080 6,384 6,720 6,840 7,980 8,512 9,120 9,576 10,080 10,640 10,944 11,970 12,768 13,680 15,960 18,240 19,152 20,160 21,280 23,940 25,536 27,360 31,920 38,304 42,560 47,880 54,720 63,840 76,608 95,760 127,680 191,520 and 383,040, with no remainder.

Since 383,040 cannot be divided by just 1 and 383,040, 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).