Q: Is 726,570 a Composite Number?

Why is 726,570 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 726,570 can be evenly divided by 1 2 3 5 6 9 10 13 15 18 23 26 27 30 39 45 46 54 65 69 78 81 90 115 117 130 135 138 162 195 207 230 234 243 270 299 345 351 390 405 414 486 585 598 621 690 702 810 897 1,035 1,053 1,170 1,215 1,242 1,495 1,755 1,794 1,863 2,070 2,106 2,430 2,691 2,990 3,105 3,159 3,510 3,726 4,485 5,265 5,382 5,589 6,210 6,318 8,073 8,970 9,315 10,530 11,178 13,455 15,795 16,146 18,630 24,219 26,910 27,945 31,590 40,365 48,438 55,890 72,657 80,730 121,095 145,314 242,190 363,285 and 726,570, with no remainder.

Since 726,570 cannot be divided by just 1 and 726,570, 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).