Q: Is 401,760 a Composite Number?

Why is 401,760 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 401,760 can be evenly divided by 1 2 3 4 5 6 8 9 10 12 15 16 18 20 24 27 30 31 32 36 40 45 48 54 60 62 72 80 81 90 93 96 108 120 124 135 144 155 160 162 180 186 216 240 248 270 279 288 310 324 360 372 405 432 465 480 496 540 558 620 648 720 744 810 837 864 930 992 1,080 1,116 1,240 1,296 1,395 1,440 1,488 1,620 1,674 1,860 2,160 2,232 2,480 2,511 2,592 2,790 2,976 3,240 3,348 3,720 4,185 4,320 4,464 4,960 5,022 5,580 6,480 6,696 7,440 8,370 8,928 10,044 11,160 12,555 12,960 13,392 14,880 16,740 20,088 22,320 25,110 26,784 33,480 40,176 44,640 50,220 66,960 80,352 100,440 133,920 200,880 and 401,760, with no remainder.

Since 401,760 cannot be divided by just 1 and 401,760, 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).