Q: Is 6,407,730 a Composite Number?

Why is 6,407,730 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 6,407,730 can be evenly divided by 1 2 3 5 6 7 9 10 14 15 18 21 30 35 42 45 49 63 70 90 98 105 126 147 210 245 294 315 441 490 630 735 882 1,453 1,470 2,205 2,906 4,359 4,410 7,265 8,718 10,171 13,077 14,530 20,342 21,795 26,154 30,513 43,590 50,855 61,026 65,385 71,197 91,539 101,710 130,770 142,394 152,565 183,078 213,591 305,130 355,985 427,182 457,695 640,773 711,970 915,390 1,067,955 1,281,546 2,135,910 3,203,865 and 6,407,730, with no remainder.

Since 6,407,730 cannot be divided by just 1 and 6,407,730, 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).