Q: Is 400,140,320 a Composite Number?

Why is 400,140,320 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 400,140,320 can be evenly divided by 1 2 4 5 8 10 16 20 32 40 41 80 82 160 164 181 205 328 337 362 410 656 674 724 820 905 1,312 1,348 1,448 1,640 1,685 1,810 2,696 2,896 3,280 3,370 3,620 5,392 5,792 6,560 6,740 7,240 7,421 10,784 13,480 13,817 14,480 14,842 26,960 27,634 28,960 29,684 37,105 53,920 55,268 59,368 60,997 69,085 74,210 110,536 118,736 121,994 138,170 148,420 221,072 237,472 243,988 276,340 296,840 304,985 442,144 487,976 552,680 593,680 609,970 975,952 1,105,360 1,187,360 1,219,940 1,951,904 2,210,720 2,439,880 2,500,877 4,879,760 5,001,754 9,759,520 10,003,508 12,504,385 20,007,016 25,008,770 40,014,032 50,017,540 80,028,064 100,035,080 200,070,160 and 400,140,320, with no remainder.

Since 400,140,320 cannot be divided by just 1 and 400,140,320, 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).