Q: Is 3,120,180 a Composite Number?

Why is 3,120,180 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 3,120,180 can be evenly divided by 1 2 3 4 5 6 7 10 12 14 15 17 19 20 21 23 28 30 34 35 38 42 46 51 57 60 68 69 70 76 84 85 92 95 102 105 114 115 119 133 138 140 161 170 190 204 210 228 230 238 255 266 276 285 322 323 340 345 357 380 391 399 420 437 460 476 483 510 532 570 595 644 646 665 690 714 782 798 805 874 966 969 1,020 1,140 1,173 1,190 1,292 1,311 1,330 1,380 1,428 1,564 1,596 1,610 1,615 1,748 1,785 1,932 1,938 1,955 1,995 2,185 2,261 2,346 2,380 2,415 2,622 2,660 2,737 3,059 3,220 3,230 3,570 3,876 3,910 3,990 4,370 4,522 4,692 4,830 4,845 5,244 5,474 5,865 6,118 6,460 6,555 6,783 7,140 7,429 7,820 7,980 8,211 8,740 9,044 9,177 9,660 9,690 10,948 11,305 11,730 12,236 13,110 13,566 13,685 14,858 15,295 16,422 18,354 19,380 22,287 22,610 23,460 26,220 27,132 27,370 29,716 30,590 32,844 33,915 36,708 37,145 41,055 44,574 45,220 45,885 52,003 54,740 61,180 67,830 74,290 82,110 89,148 91,770 104,006 111,435 135,660 148,580 156,009 164,220 183,540 208,012 222,870 260,015 312,018 445,740 520,030 624,036 780,045 1,040,060 1,560,090 and 3,120,180, with no remainder.

Since 3,120,180 cannot be divided by just 1 and 3,120,180, 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).