Q: Is 210,010,020 a Composite Number?

Why is 210,010,020 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 210,010,020 can be evenly divided by 1 2 3 4 5 6 10 11 12 15 20 22 30 33 44 55 60 66 110 121 132 165 220 242 330 363 484 605 660 726 1,210 1,452 1,815 2,420 3,630 7,260 28,927 57,854 86,781 115,708 144,635 173,562 289,270 318,197 347,124 433,905 578,540 636,394 867,810 954,591 1,272,788 1,590,985 1,735,620 1,909,182 3,181,970 3,500,167 3,818,364 4,772,955 6,363,940 7,000,334 9,545,910 10,500,501 14,000,668 17,500,835 19,091,820 21,001,002 35,001,670 42,002,004 52,502,505 70,003,340 105,005,010 and 210,010,020, with no remainder.

Since 210,010,020 cannot be divided by just 1 and 210,010,020, 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).