Q: Is 7,850,440 a Composite Number?

Why is 7,850,440 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 7,850,440 can be evenly divided by 1 2 4 5 8 10 13 20 26 31 40 52 62 65 104 124 130 155 248 260 310 403 487 520 620 806 974 1,240 1,612 1,948 2,015 2,435 3,224 3,896 4,030 4,870 6,331 8,060 9,740 12,662 15,097 16,120 19,480 25,324 30,194 31,655 50,648 60,388 63,310 75,485 120,776 126,620 150,970 196,261 253,240 301,940 392,522 603,880 785,044 981,305 1,570,088 1,962,610 3,925,220 and 7,850,440, with no remainder.

Since 7,850,440 cannot be divided by just 1 and 7,850,440, 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).