Q: Is 1,385,100 a Composite Number?

Why is 1,385,100 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 1,385,100 can be evenly divided by 1 2 3 4 5 6 9 10 12 15 18 19 20 25 27 30 36 38 45 50 54 57 60 75 76 81 90 95 100 108 114 135 150 162 171 180 190 225 228 243 270 285 300 324 342 380 405 450 475 486 513 540 570 675 684 729 810 855 900 950 972 1,026 1,140 1,215 1,350 1,425 1,458 1,539 1,620 1,710 1,900 2,025 2,052 2,430 2,565 2,700 2,850 2,916 3,078 3,420 3,645 4,050 4,275 4,617 4,860 5,130 5,700 6,075 6,156 7,290 7,695 8,100 8,550 9,234 10,260 12,150 12,825 13,851 14,580 15,390 17,100 18,225 18,468 23,085 24,300 25,650 27,702 30,780 36,450 38,475 46,170 51,300 55,404 69,255 72,900 76,950 92,340 115,425 138,510 153,900 230,850 277,020 346,275 461,700 692,550 and 1,385,100, with no remainder.

Since 1,385,100 cannot be divided by just 1 and 1,385,100, 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).