Q: Is 322,578,560 a Composite Number?

Why is 322,578,560 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 322,578,560 can be evenly divided by 1 2 4 5 8 10 16 20 31 32 40 62 64 71 80 124 128 142 155 160 229 248 284 310 320 355 458 496 568 620 640 710 916 992 1,136 1,145 1,240 1,420 1,832 1,984 2,201 2,272 2,290 2,480 2,840 3,664 3,968 4,402 4,544 4,580 4,960 5,680 7,099 7,328 8,804 9,088 9,160 9,920 11,005 11,360 14,198 14,656 16,259 17,608 18,320 19,840 22,010 22,720 28,396 29,312 32,518 35,216 35,495 36,640 44,020 45,440 56,792 65,036 70,432 70,990 73,280 81,295 88,040 113,584 130,072 140,864 141,980 146,560 162,590 176,080 227,168 260,144 281,728 283,960 325,180 352,160 454,336 504,029 520,288 567,920 650,360 704,320 908,672 1,008,058 1,040,576 1,135,840 1,300,720 1,408,640 2,016,116 2,081,152 2,271,680 2,520,145 2,601,440 4,032,232 4,543,360 5,040,290 5,202,880 8,064,464 10,080,580 10,405,760 16,128,928 20,161,160 32,257,856 40,322,320 64,515,712 80,644,640 161,289,280 and 322,578,560, with no remainder.

Since 322,578,560 cannot be divided by just 1 and 322,578,560, 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).