Q: Is 255,255,240 a Composite Number?

Why is 255,255,240 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 255,255,240 can be evenly divided by 1 2 3 4 5 6 8 10 12 15 20 24 30 31 40 59 60 62 93 118 120 124 155 177 186 236 248 295 310 354 372 465 472 590 620 708 744 885 930 1,163 1,180 1,240 1,416 1,770 1,829 1,860 2,326 2,360 3,489 3,540 3,658 3,720 4,652 5,487 5,815 6,978 7,080 7,316 9,145 9,304 10,974 11,630 13,956 14,632 17,445 18,290 21,948 23,260 27,435 27,912 34,890 36,053 36,580 43,896 46,520 54,870 68,617 69,780 72,106 73,160 108,159 109,740 137,234 139,560 144,212 180,265 205,851 216,318 219,480 274,468 288,424 343,085 360,530 411,702 432,636 540,795 548,936 686,170 721,060 823,404 865,272 1,029,255 1,081,590 1,372,340 1,442,120 1,646,808 2,058,510 2,127,127 2,163,180 2,744,680 4,117,020 4,254,254 4,326,360 6,381,381 8,234,040 8,508,508 10,635,635 12,762,762 17,017,016 21,271,270 25,525,524 31,906,905 42,542,540 51,051,048 63,813,810 85,085,080 127,627,620 and 255,255,240, with no remainder.

Since 255,255,240 cannot be divided by just 1 and 255,255,240, 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).