Q: Is 40,038,400 a Composite Number?

Why is 40,038,400 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 40,038,400 can be evenly divided by 1 2 4 5 8 10 16 17 20 23 25 32 34 40 46 50 64 68 80 85 92 100 115 128 136 160 170 184 200 230 256 272 320 340 368 391 400 425 460 512 544 575 640 680 736 782 800 850 920 1,024 1,088 1,150 1,280 1,360 1,472 1,564 1,600 1,700 1,840 1,955 2,048 2,176 2,300 2,560 2,720 2,944 3,128 3,200 3,400 3,680 3,910 4,096 4,352 4,600 5,120 5,440 5,888 6,256 6,400 6,800 7,360 7,820 8,704 9,200 9,775 10,240 10,880 11,776 12,512 12,800 13,600 14,720 15,640 17,408 18,400 19,550 20,480 21,760 23,552 25,024 25,600 27,200 29,440 31,280 34,816 36,800 39,100 43,520 47,104 50,048 51,200 54,400 58,880 62,560 69,632 73,600 78,200 87,040 94,208 100,096 102,400 108,800 117,760 125,120 147,200 156,400 174,080 200,192 217,600 235,520 250,240 294,400 312,800 348,160 400,384 435,200 471,040 500,480 588,800 625,600 800,768 870,400 1,000,960 1,177,600 1,251,200 1,601,536 1,740,800 2,001,920 2,355,200 2,502,400 4,003,840 5,004,800 8,007,680 10,009,600 20,019,200 and 40,038,400, with no remainder.

Since 40,038,400 cannot be divided by just 1 and 40,038,400, 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).