Q: Is 72,522,540 a Composite Number?

Why is 72,522,540 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 72,522,540 can be evenly divided by 1 2 3 4 5 6 9 10 12 15 18 20 27 30 36 45 54 60 81 89 90 108 135 162 178 180 267 270 324 356 405 445 503 534 540 801 810 890 1,006 1,068 1,335 1,509 1,602 1,620 1,780 2,012 2,403 2,515 2,670 3,018 3,204 4,005 4,527 4,806 5,030 5,340 6,036 7,209 7,545 8,010 9,054 9,612 10,060 12,015 13,581 14,418 15,090 16,020 18,108 22,635 24,030 27,162 28,836 30,180 36,045 40,743 44,767 45,270 48,060 54,324 67,905 72,090 81,486 89,534 90,540 134,301 135,810 144,180 162,972 179,068 203,715 223,835 268,602 271,620 402,903 407,430 447,670 537,204 671,505 805,806 814,860 895,340 1,208,709 1,343,010 1,611,612 2,014,515 2,417,418 2,686,020 3,626,127 4,029,030 4,834,836 6,043,545 7,252,254 8,058,060 12,087,090 14,504,508 18,130,635 24,174,180 36,261,270 and 72,522,540, with no remainder.

Since 72,522,540 cannot be divided by just 1 and 72,522,540, 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).