Q: Is 1,478,880 a Composite Number?

Why is 1,478,880 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 1,478,880 can be evenly divided by 1 2 3 4 5 6 8 9 10 12 13 15 16 18 20 24 26 30 32 36 39 40 45 48 52 60 65 72 78 79 80 90 96 104 117 120 130 144 156 158 160 180 195 208 234 237 240 260 288 312 316 360 390 395 416 468 474 480 520 585 624 632 711 720 780 790 936 948 1,027 1,040 1,170 1,185 1,248 1,264 1,422 1,440 1,560 1,580 1,872 1,896 2,054 2,080 2,340 2,370 2,528 2,844 3,081 3,120 3,160 3,555 3,744 3,792 4,108 4,680 4,740 5,135 5,688 6,162 6,240 6,320 7,110 7,584 8,216 9,243 9,360 9,480 10,270 11,376 12,324 12,640 14,220 15,405 16,432 18,486 18,720 18,960 20,540 22,752 24,648 28,440 30,810 32,864 36,972 37,920 41,080 46,215 49,296 56,880 61,620 73,944 82,160 92,430 98,592 113,760 123,240 147,888 164,320 184,860 246,480 295,776 369,720 492,960 739,440 and 1,478,880, with no remainder.

Since 1,478,880 cannot be divided by just 1 and 1,478,880, 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).