Q: Is 211,163,340 a Composite Number?

Why is 211,163,340 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 211,163,340 can be evenly divided by 1 2 3 4 5 6 10 12 15 19 20 30 38 57 60 76 95 114 190 228 285 361 380 570 722 1,083 1,140 1,444 1,805 2,166 3,610 4,332 5,415 7,220 9,749 10,830 19,498 21,660 29,247 38,996 48,745 58,494 97,490 116,988 146,235 185,231 194,980 292,470 370,462 555,693 584,940 740,924 926,155 1,111,386 1,852,310 2,222,772 2,778,465 3,519,389 3,704,620 5,556,930 7,038,778 10,558,167 11,113,860 14,077,556 17,596,945 21,116,334 35,193,890 42,232,668 52,790,835 70,387,780 105,581,670 and 211,163,340, with no remainder.

Since 211,163,340 cannot be divided by just 1 and 211,163,340, 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).