Q: Is 8,420,370 a Composite Number?

Why is 8,420,370 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 8,420,370 can be evenly divided by 1 2 3 5 6 7 10 14 15 21 30 35 42 70 101 105 202 210 303 397 505 606 707 794 1,010 1,191 1,414 1,515 1,985 2,121 2,382 2,779 3,030 3,535 3,970 4,242 5,558 5,955 7,070 8,337 10,605 11,910 13,895 16,674 21,210 27,790 40,097 41,685 80,194 83,370 120,291 200,485 240,582 280,679 400,970 561,358 601,455 842,037 1,202,910 1,403,395 1,684,074 2,806,790 4,210,185 and 8,420,370, with no remainder.

Since 8,420,370 cannot be divided by just 1 and 8,420,370, 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).