Q: Is 3,965,220 a Composite Number?

Why is 3,965,220 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 3,965,220 can be evenly divided by 1 2 3 4 5 6 7 9 10 12 14 15 18 20 21 27 28 30 35 36 42 45 54 60 63 70 84 90 105 108 126 135 140 180 189 210 252 270 315 378 420 540 630 756 945 1,049 1,260 1,890 2,098 3,147 3,780 4,196 5,245 6,294 7,343 9,441 10,490 12,588 14,686 15,735 18,882 20,980 22,029 28,323 29,372 31,470 36,715 37,764 44,058 47,205 56,646 62,940 66,087 73,430 88,116 94,410 110,145 113,292 132,174 141,615 146,860 188,820 198,261 220,290 264,348 283,230 330,435 396,522 440,580 566,460 660,870 793,044 991,305 1,321,740 1,982,610 and 3,965,220, with no remainder.

Since 3,965,220 cannot be divided by just 1 and 3,965,220, 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).