Q: Is 30,015,000 a Composite Number?

Why is 30,015,000 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 30,015,000 can be evenly divided by 1 2 3 4 5 6 8 9 10 12 15 18 20 23 24 25 29 30 36 40 45 46 50 58 60 69 72 75 87 90 92 100 115 116 120 125 138 145 150 174 180 184 200 207 225 230 232 250 261 276 290 300 345 348 360 375 414 435 450 460 500 522 552 575 580 600 625 667 690 696 725 750 828 870 900 920 1,000 1,035 1,044 1,125 1,150 1,160 1,250 1,305 1,334 1,380 1,450 1,500 1,656 1,725 1,740 1,800 1,875 2,001 2,070 2,088 2,175 2,250 2,300 2,500 2,610 2,668 2,760 2,875 2,900 3,000 3,335 3,450 3,480 3,625 3,750 4,002 4,140 4,350 4,500 4,600 5,000 5,175 5,220 5,336 5,625 5,750 5,800 6,003 6,525 6,670 6,900 7,250 7,500 8,004 8,280 8,625 8,700 9,000 10,005 10,350 10,440 10,875 11,250 11,500 12,006 13,050 13,340 13,800 14,375 14,500 15,000 16,008 16,675 17,250 17,400 18,125 20,010 20,700 21,750 22,500 23,000 24,012 25,875 26,100 26,680 28,750 29,000 30,015 32,625 33,350 34,500 36,250 40,020 41,400 43,125 43,500 45,000 48,024 50,025 51,750 52,200 54,375 57,500 60,030 65,250 66,700 69,000 72,500 80,040 83,375 86,250 87,000 100,050 103,500 108,750 115,000 120,060 129,375 130,500 133,400 145,000 150,075 163,125 166,750 172,500 200,100 207,000 217,500 240,120 250,125 258,750 261,000 300,150 326,250 333,500 345,000 400,200 416,875 435,000 500,250 517,500 600,300 652,500 667,000 750,375 833,750 1,000,500 1,035,000 1,200,600 1,250,625 1,305,000 1,500,750 1,667,500 2,001,000 2,501,250 3,001,500 3,335,000 3,751,875 5,002,500 6,003,000 7,503,750 10,005,000 15,007,500 and 30,015,000, with no remainder.

Since 30,015,000 cannot be divided by just 1 and 30,015,000, 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).