Q: Is 121,000,320 a Composite Number?

Why is 121,000,320 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 121,000,320 can be evenly divided by 1 2 3 4 5 6 7 8 9 10 12 14 15 16 18 20 21 24 28 30 32 35 36 40 42 45 48 56 60 63 64 70 72 80 84 90 96 105 112 120 126 128 140 144 160 168 180 192 210 224 240 252 280 288 315 320 336 360 384 420 448 480 504 560 576 630 640 672 720 840 896 960 1,008 1,120 1,152 1,260 1,344 1,440 1,680 1,920 2,016 2,240 2,520 2,688 2,880 3,001 3,360 4,032 4,480 5,040 5,760 6,002 6,720 8,064 9,003 10,080 12,004 13,440 15,005 18,006 20,160 21,007 24,008 27,009 30,010 36,012 40,320 42,014 45,015 48,016 54,018 60,020 63,021 72,024 84,028 90,030 96,032 105,035 108,036 120,040 126,042 135,045 144,048 168,056 180,060 189,063 192,064 210,070 216,072 240,080 252,084 270,090 288,096 315,105 336,112 360,120 378,126 384,128 420,140 432,144 480,160 504,168 540,180 576,192 630,210 672,224 720,240 756,252 840,280 864,288 945,315 960,320 1,008,336 1,080,360 1,152,384 1,260,420 1,344,448 1,440,480 1,512,504 1,680,560 1,728,576 1,890,630 1,920,640 2,016,672 2,160,720 2,520,840 2,688,896 2,880,960 3,025,008 3,361,120 3,457,152 3,781,260 4,033,344 4,321,440 5,041,680 5,761,920 6,050,016 6,722,240 7,562,520 8,066,688 8,642,880 10,083,360 12,100,032 13,444,480 15,125,040 17,285,760 20,166,720 24,200,064 30,250,080 40,333,440 60,500,160 and 121,000,320, with no remainder.

Since 121,000,320 cannot be divided by just 1 and 121,000,320, 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).