Q: Is 7,137,280 a Composite Number?

Why is 7,137,280 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 7,137,280 can be evenly divided by 1 2 4 5 8 10 16 17 20 32 34 40 41 64 68 80 82 85 128 136 160 164 170 205 256 272 320 328 340 410 512 544 640 656 680 697 820 1,024 1,088 1,280 1,312 1,360 1,394 1,640 2,048 2,176 2,560 2,624 2,720 2,788 3,280 3,485 4,352 5,120 5,248 5,440 5,576 6,560 6,970 8,704 10,240 10,496 10,880 11,152 13,120 13,940 17,408 20,992 21,760 22,304 26,240 27,880 34,816 41,984 43,520 44,608 52,480 55,760 83,968 87,040 89,216 104,960 111,520 174,080 178,432 209,920 223,040 356,864 419,840 446,080 713,728 892,160 1,427,456 1,784,320 3,568,640 and 7,137,280, with no remainder.

Since 7,137,280 cannot be divided by just 1 and 7,137,280, 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).