Q: Is 121,204,020 a Composite Number?

Why is 121,204,020 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 121,204,020 can be evenly divided by 1 2 3 4 5 6 7 10 12 14 15 20 21 23 28 30 35 42 46 60 69 70 84 92 105 115 138 140 161 210 230 276 322 345 420 460 483 644 690 805 966 1,380 1,610 1,932 2,415 3,220 4,830 9,660 12,547 25,094 37,641 50,188 62,735 75,282 87,829 125,470 150,564 175,658 188,205 250,940 263,487 288,581 351,316 376,410 439,145 526,974 577,162 752,820 865,743 878,290 1,053,948 1,154,324 1,317,435 1,442,905 1,731,486 1,756,580 2,020,067 2,634,870 2,885,810 3,462,972 4,040,134 4,328,715 5,269,740 5,771,620 6,060,201 8,080,268 8,657,430 10,100,335 12,120,402 17,314,860 20,200,670 24,240,804 30,301,005 40,401,340 60,602,010 and 121,204,020, with no remainder.

Since 121,204,020 cannot be divided by just 1 and 121,204,020, 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).