Q: Is 1,371,840 a Composite Number?

Why is 1,371,840 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 1,371,840 can be evenly divided by 1 2 3 4 5 6 8 10 12 15 16 20 24 30 32 40 48 60 64 80 96 120 160 192 240 320 480 960 1,429 2,858 4,287 5,716 7,145 8,574 11,432 14,290 17,148 21,435 22,864 28,580 34,296 42,870 45,728 57,160 68,592 85,740 91,456 114,320 137,184 171,480 228,640 274,368 342,960 457,280 685,920 and 1,371,840, with no remainder.

Since 1,371,840 cannot be divided by just 1 and 1,371,840, 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).