Q: Is 30,375,000 a Composite Number?

Why is 30,375,000 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 30,375,000 can be evenly divided by 1 2 3 4 5 6 8 9 10 12 15 18 20 24 25 27 30 36 40 45 50 54 60 72 75 81 90 100 108 120 125 135 150 162 180 200 216 225 243 250 270 300 324 360 375 405 450 486 500 540 600 625 648 675 750 810 900 972 1,000 1,080 1,125 1,215 1,250 1,350 1,500 1,620 1,800 1,875 1,944 2,025 2,250 2,430 2,500 2,700 3,000 3,125 3,240 3,375 3,750 4,050 4,500 4,860 5,000 5,400 5,625 6,075 6,250 6,750 7,500 8,100 9,000 9,375 9,720 10,125 11,250 12,150 12,500 13,500 15,000 15,625 16,200 16,875 18,750 20,250 22,500 24,300 25,000 27,000 28,125 30,375 31,250 33,750 37,500 40,500 45,000 46,875 48,600 50,625 56,250 60,750 62,500 67,500 75,000 81,000 84,375 93,750 101,250 112,500 121,500 125,000 135,000 140,625 151,875 168,750 187,500 202,500 225,000 243,000 253,125 281,250 303,750 337,500 375,000 405,000 421,875 506,250 562,500 607,500 675,000 759,375 843,750 1,012,500 1,125,000 1,215,000 1,265,625 1,518,750 1,687,500 2,025,000 2,531,250 3,037,500 3,375,000 3,796,875 5,062,500 6,075,000 7,593,750 10,125,000 15,187,500 and 30,375,000, with no remainder.

Since 30,375,000 cannot be divided by just 1 and 30,375,000, 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).