Q: Is 7,147,920 a Composite Number?

Why is 7,147,920 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 7,147,920 can be evenly divided by 1 2 3 4 5 6 8 10 12 13 15 16 20 24 26 29 30 39 40 48 52 58 60 65 78 79 80 87 104 116 120 130 145 156 158 174 195 208 232 237 240 260 290 312 316 348 377 390 395 435 464 474 520 580 624 632 696 754 780 790 870 948 1,027 1,040 1,131 1,160 1,185 1,264 1,392 1,508 1,560 1,580 1,740 1,885 1,896 2,054 2,262 2,291 2,320 2,370 3,016 3,081 3,120 3,160 3,480 3,770 3,792 4,108 4,524 4,582 4,740 5,135 5,655 6,032 6,162 6,320 6,873 6,960 7,540 8,216 9,048 9,164 9,480 10,270 11,310 11,455 12,324 13,746 15,080 15,405 16,432 18,096 18,328 18,960 20,540 22,620 22,910 24,648 27,492 29,783 30,160 30,810 34,365 36,656 41,080 45,240 45,820 49,296 54,984 59,566 61,620 68,730 82,160 89,349 90,480 91,640 109,968 119,132 123,240 137,460 148,915 178,698 183,280 238,264 246,480 274,920 297,830 357,396 446,745 476,528 549,840 595,660 714,792 893,490 1,191,320 1,429,584 1,786,980 2,382,640 3,573,960 and 7,147,920, with no remainder.

Since 7,147,920 cannot be divided by just 1 and 7,147,920, 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).