Q: Is 1,328,670 a Composite Number?

Why is 1,328,670 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 1,328,670 can be evenly divided by 1 2 3 5 6 7 9 10 14 15 18 19 21 27 30 35 37 38 42 45 54 57 63 70 74 90 95 105 111 114 126 133 135 171 185 189 190 210 222 259 266 270 285 315 333 342 370 378 399 513 518 555 570 630 665 666 703 777 798 855 945 999 1,026 1,110 1,197 1,295 1,330 1,406 1,554 1,665 1,710 1,890 1,995 1,998 2,109 2,331 2,394 2,565 2,590 3,330 3,515 3,591 3,885 3,990 4,218 4,662 4,921 4,995 5,130 5,985 6,327 6,993 7,030 7,182 7,770 9,842 9,990 10,545 11,655 11,970 12,654 13,986 14,763 17,955 18,981 21,090 23,310 24,605 29,526 31,635 34,965 35,910 37,962 44,289 49,210 63,270 69,930 73,815 88,578 94,905 132,867 147,630 189,810 221,445 265,734 442,890 664,335 and 1,328,670, with no remainder.

Since 1,328,670 cannot be divided by just 1 and 1,328,670, 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).