Q: Is 13,129,740 a Composite Number?

Why is 13,129,740 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 13,129,740 can be evenly divided by 1 2 3 4 5 6 9 10 12 13 15 18 20 26 30 31 36 39 45 52 60 62 65 78 90 93 117 124 130 155 156 180 181 186 195 234 260 279 310 362 372 390 403 465 468 543 558 585 620 724 780 806 905 930 1,086 1,116 1,170 1,209 1,395 1,612 1,629 1,810 1,860 2,015 2,172 2,340 2,353 2,418 2,715 2,790 3,258 3,620 3,627 4,030 4,706 4,836 5,430 5,580 5,611 6,045 6,516 7,059 7,254 8,060 8,145 9,412 10,860 11,222 11,765 12,090 14,118 14,508 16,290 16,833 18,135 21,177 22,444 23,530 24,180 28,055 28,236 32,580 33,666 35,295 36,270 42,354 47,060 50,499 56,110 67,332 70,590 72,540 72,943 84,165 84,708 100,998 105,885 112,220 141,180 145,886 168,330 201,996 211,770 218,829 252,495 291,772 336,660 364,715 423,540 437,658 504,990 656,487 729,430 875,316 1,009,980 1,094,145 1,312,974 1,458,860 2,188,290 2,625,948 3,282,435 4,376,580 6,564,870 and 13,129,740, with no remainder.

Since 13,129,740 cannot be divided by just 1 and 13,129,740, 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).