Q: Is 128,212,000 a Composite Number?

Why is 128,212,000 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 128,212,000 can be evenly divided by 1 2 4 5 7 8 10 14 16 19 20 25 28 32 35 38 40 50 56 70 76 80 95 100 112 125 133 140 152 160 175 190 200 224 241 250 266 280 304 350 380 400 475 482 500 532 560 608 665 700 760 800 875 950 964 1,000 1,064 1,120 1,205 1,330 1,400 1,520 1,687 1,750 1,900 1,928 2,000 2,128 2,375 2,410 2,660 2,800 3,040 3,325 3,374 3,500 3,800 3,856 4,000 4,256 4,579 4,750 4,820 5,320 5,600 6,025 6,650 6,748 7,000 7,600 7,712 8,435 9,158 9,500 9,640 10,640 12,050 13,300 13,496 14,000 15,200 16,625 16,870 18,316 19,000 19,280 21,280 22,895 24,100 26,600 26,992 28,000 30,125 32,053 33,250 33,740 36,632 38,000 38,560 42,175 45,790 48,200 53,200 53,984 60,250 64,106 66,500 67,480 73,264 76,000 84,350 91,580 96,400 106,400 114,475 120,500 128,212 133,000 134,960 146,528 160,265 168,700 183,160 192,800 210,875 228,950 241,000 256,424 266,000 269,920 320,530 337,400 366,320 421,750 457,900 482,000 512,848 532,000 572,375 641,060 674,800 732,640 801,325 843,500 915,800 964,000 1,025,696 1,144,750 1,282,120 1,349,600 1,602,650 1,687,000 1,831,600 2,289,500 2,564,240 3,205,300 3,374,000 3,663,200 4,006,625 4,579,000 5,128,480 6,410,600 6,748,000 8,013,250 9,158,000 12,821,200 16,026,500 18,316,000 25,642,400 32,053,000 64,106,000 and 128,212,000, with no remainder.

Since 128,212,000 cannot be divided by just 1 and 128,212,000, 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).