Q: Is 2,949,840 a Composite Number?

Why is 2,949,840 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 2,949,840 can be evenly divided by 1 2 3 4 5 6 8 9 10 12 15 16 17 18 20 24 30 34 36 40 45 48 51 60 68 72 80 85 90 102 120 136 144 153 170 180 204 240 241 255 272 306 340 360 408 482 510 612 680 720 723 765 816 964 1,020 1,205 1,224 1,360 1,446 1,530 1,928 2,040 2,169 2,410 2,448 2,892 3,060 3,615 3,856 4,080 4,097 4,338 4,820 5,784 6,120 7,230 8,194 8,676 9,640 10,845 11,568 12,240 12,291 14,460 16,388 17,352 19,280 20,485 21,690 24,582 28,920 32,776 34,704 36,873 40,970 43,380 49,164 57,840 61,455 65,552 73,746 81,940 86,760 98,328 122,910 147,492 163,880 173,520 184,365 196,656 245,820 294,984 327,760 368,730 491,640 589,968 737,460 983,280 1,474,920 and 2,949,840, with no remainder.

Since 2,949,840 cannot be divided by just 1 and 2,949,840, 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).