Q: Is 72,746,240 a Composite Number?

Why is 72,746,240 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 72,746,240 can be evenly divided by 1 2 4 5 7 8 10 14 16 20 23 28 32 35 40 46 56 64 70 80 92 112 115 128 140 160 161 184 224 230 256 280 320 322 353 368 448 460 560 640 644 706 736 805 896 920 1,120 1,280 1,288 1,412 1,472 1,610 1,765 1,792 1,840 2,240 2,471 2,576 2,824 2,944 3,220 3,530 3,680 4,480 4,942 5,152 5,648 5,888 6,440 7,060 7,360 8,119 8,960 9,884 10,304 11,296 12,355 12,880 14,120 14,720 16,238 19,768 20,608 22,592 24,710 25,760 28,240 29,440 32,476 39,536 40,595 41,216 45,184 49,420 51,520 56,480 56,833 64,952 79,072 81,190 90,368 98,840 103,040 112,960 113,666 129,904 158,144 162,380 197,680 206,080 225,920 227,332 259,808 284,165 316,288 324,760 395,360 451,840 454,664 519,616 568,330 632,576 649,520 790,720 909,328 1,039,232 1,136,660 1,299,040 1,581,440 1,818,656 2,078,464 2,273,320 2,598,080 3,162,880 3,637,312 4,546,640 5,196,160 7,274,624 9,093,280 10,392,320 14,549,248 18,186,560 36,373,120 and 72,746,240, with no remainder.

Since 72,746,240 cannot be divided by just 1 and 72,746,240, 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).